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Refactor exmaple 1

This commit is contained in:
Grim Maple 2023-04-20 14:40:21 +03:00
parent 51d1eabb8d
commit 1d5df4d634
7 changed files with 467 additions and 420 deletions
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611
examples/example1/src/example1.d
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@ -40,27 +40,92 @@ class TextEditorWidget : VerticalLayout {
}
}
Widget createEditorSettingsControl(EditWidgetBase editor) {
HorizontalLayout res = new HorizontalLayout("editor_options");
res.addChild((new CheckBox("wantTabs", "wantTabs"d)).checked(editor.wantTabs).addOnCheckChangeListener(delegate(Widget, bool checked) { editor.wantTabs = checked; return true;}));
res.addChild((new CheckBox("useSpacesForTabs", "useSpacesForTabs"d)).checked(editor.useSpacesForTabs).addOnCheckChangeListener(delegate(Widget, bool checked) { editor.useSpacesForTabs = checked; return true;}));
res.addChild((new CheckBox("readOnly", "readOnly"d)).checked(editor.readOnly).addOnCheckChangeListener(delegate(Widget, bool checked) { editor.readOnly = checked; return true;}));
res.addChild((new CheckBox("showLineNumbers", "showLineNumbers"d)).checked(editor.showLineNumbers).addOnCheckChangeListener(delegate(Widget, bool checked) { editor.showLineNumbers = checked; return true;}));
res.addChild((new CheckBox("fixedFont", "fixedFont"d)).checked(editor.fontFamily == FontFamily.MonoSpace).addOnCheckChangeListener(delegate(Widget, bool checked) {
if (checked)
editor.fontFamily(FontFamily.MonoSpace).fontFace("Courier New");
else
editor.fontFamily(FontFamily.SansSerif).fontFace("Arial");
/// Constructs items for main menu
auto constructMainMenu()
{
MenuItem mainMenuItems = new MenuItem();
MenuItem fileItem = new MenuItem(new Action(1, "MENU_FILE"c));
fileItem.add(new Action(ACTION_FILE_OPEN, "MENU_FILE_OPEN"c, "document-open", KeyCode.KEY_O, KeyFlag.Control));
fileItem.add(new Action(ACTION_FILE_SAVE, "MENU_FILE_SAVE"c, "document-save", KeyCode.KEY_S, KeyFlag.Control));
MenuItem openRecentItem = new MenuItem(new Action(13, "MENU_FILE_OPEN_RECENT", "document-open-recent"));
openRecentItem.add(new Action(100, "&1: File 1"d));
openRecentItem.add(new Action(101, "&2: File 2"d));
openRecentItem.add(new Action(102, "&3: File 3"d));
openRecentItem.add(new Action(103, "&4: File 4"d));
openRecentItem.add(new Action(104, "&5: File 5"d));
fileItem.add(openRecentItem);
fileItem.add(new Action(ACTION_FILE_EXIT, "MENU_FILE_EXIT"c, "document-close"c, KeyCode.KEY_X, KeyFlag.Alt));
MenuItem editItem = new MenuItem(new Action(2, "MENU_EDIT"));
editItem.add(new Action(EditorActions.Copy, "MENU_EDIT_COPY"c, "edit-copy", KeyCode.KEY_C, KeyFlag.Control));
editItem.add(new Action(EditorActions.Paste, "MENU_EDIT_PASTE"c, "edit-paste", KeyCode.KEY_V, KeyFlag.Control));
editItem.add(new Action(EditorActions.Cut, "MENU_EDIT_CUT"c, "edit-cut", KeyCode.KEY_X, KeyFlag.Control));
editItem.add(new Action(EditorActions.Undo, "MENU_EDIT_UNDO"c, "edit-undo", KeyCode.KEY_Z, KeyFlag.Control));
editItem.add(new Action(EditorActions.Redo, "MENU_EDIT_REDO"c, "edit-redo", KeyCode.KEY_Y, KeyFlag.Control));
editItem.add(new Action(EditorActions.Indent, "MENU_EDIT_INDENT"c, "edit-indent", KeyCode.TAB, 0));
editItem.add(new Action(EditorActions.Unindent, "MENU_EDIT_UNINDENT"c, "edit-unindent", KeyCode.TAB, KeyFlag.Control));
editItem.add(new Action(20, "MENU_EDIT_PREFERENCES"));
MenuItem viewItem = new MenuItem(new Action(60, "MENU_VIEW"));
MenuItem langItem = new MenuItem(new Action(61, "MENU_VIEW_LANGUAGE"));
auto onLangChange = delegate (MenuItem item) {
if (!item.checked)
return false;
if (item.id == 611) {
// set interface language to english
platform.instance.uiLanguage = "en";
} else if (item.id == 612) {
// set interface language to russian
platform.instance.uiLanguage = "ru";
}
return true;
}));
res.addChild((new CheckBox("tabSize", "Tab size 8"d)).checked(editor.tabSize == 8).addOnCheckChangeListener(delegate(Widget, bool checked) {
if (checked)
editor.tabSize(8);
else
editor.tabSize(4);
};
MenuItem enLang = (new MenuItem(new Action(611, "MENU_VIEW_LANGUAGE_EN"))).type(MenuItemType.Radio).checked(true);
MenuItem ruLang = (new MenuItem(new Action(612, "MENU_VIEW_LANGUAGE_RU"))).type(MenuItemType.Radio);
enLang.menuItemClick = onLangChange;
ruLang.menuItemClick = onLangChange;
langItem.add(enLang);
langItem.add(ruLang);
viewItem.add(langItem);
MenuItem themeItem = new MenuItem(new Action(62, "MENU_VIEW_THEME"));
MenuItem theme1 = (new MenuItem(new Action(621, "MENU_VIEW_THEME_DEFAULT"))).type(MenuItemType.Radio).checked(true);
MenuItem theme2 = (new MenuItem(new Action(622, "MENU_VIEW_THEME_DARK"))).type(MenuItemType.Radio);
MenuItem theme3 = (new MenuItem(new Action(623, "MENU_VIEW_THEME_CUSTOM1"))).type(MenuItemType.Radio);
auto onThemeChange = delegate (MenuItem item) {
if (!item.checked)
return false;
if (item.id == 621) {
platform.instance.uiTheme = "theme_default";
} else if (item.id == 622) {
platform.instance.uiTheme = "theme_dark";
} else if (item.id == 623) {
platform.instance.uiTheme = "theme_custom1";
}
return true;
}));
return res;
};
theme1.menuItemClick = onThemeChange;
theme2.menuItemClick = onThemeChange;
theme3.menuItemClick = onThemeChange;
themeItem.add(theme1);
themeItem.add(theme2);
themeItem.add(theme3);
viewItem.add(themeItem);
MenuItem windowItem = new MenuItem(new Action(3, "MENU_WINDOW"c));
windowItem.add(new Action(30, "MENU_WINDOW_PREFERENCES"));
windowItem.add(new Action(31, UIString.fromId("MENU_WINDOW_MINIMIZE")));
windowItem.add(new Action(32, UIString.fromId("MENU_WINDOW_MAXIMIZE")));
windowItem.add(new Action(33, UIString.fromId("MENU_WINDOW_RESTORE")));
MenuItem helpItem = new MenuItem(new Action(4, "MENU_HELP"c));
helpItem.add(new Action(40, "MENU_HELP_VIEW_HELP"));
MenuItem aboutItem = new MenuItem(new Action(41, "MENU_HELP_ABOUT"));
helpItem.add(aboutItem);
mainMenuItems.add(fileItem);
mainMenuItems.add(editItem);
mainMenuItems.add(viewItem);
mainMenuItems.add(windowItem);
mainMenuItems.add(helpItem);
return mainMenuItems;
}
/// entry point for dlangui based application
@ -126,424 +191,130 @@ extern (C) int UIAppMain(string[] args)
//window.windowOrContentResizeMode = WindowOrContentResizeMode.resizeWindow;
//window.windowOrContentResizeMode = WindowOrContentResizeMode.scrollWindow;
//window.windowOrContentResizeMode = WindowOrContentResizeMode.shrinkWidgets;
static if (true) {
VerticalLayout contentLayout = new VerticalLayout();
TabWidget tabs = new TabWidget("TABS");
tabs.tabClose = delegate(string tabId) {
tabs.removeTab(tabId);
};
VerticalLayout contentLayout = new VerticalLayout();
//=========================================================================
// create main menu
TabWidget tabs = new TabWidget("TABS");
tabs.tabClose = delegate(string tabId) {
tabs.removeTab(tabId);
};
MenuItem mainMenuItems = new MenuItem();
MenuItem fileItem = new MenuItem(new Action(1, "MENU_FILE"c));
fileItem.add(new Action(ACTION_FILE_OPEN, "MENU_FILE_OPEN"c, "document-open", KeyCode.KEY_O, KeyFlag.Control));
fileItem.add(new Action(ACTION_FILE_SAVE, "MENU_FILE_SAVE"c, "document-save", KeyCode.KEY_S, KeyFlag.Control));
MenuItem openRecentItem = new MenuItem(new Action(13, "MENU_FILE_OPEN_RECENT", "document-open-recent"));
openRecentItem.add(new Action(100, "&1: File 1"d));
openRecentItem.add(new Action(101, "&2: File 2"d));
openRecentItem.add(new Action(102, "&3: File 3"d));
openRecentItem.add(new Action(103, "&4: File 4"d));
openRecentItem.add(new Action(104, "&5: File 5"d));
fileItem.add(openRecentItem);
fileItem.add(new Action(ACTION_FILE_EXIT, "MENU_FILE_EXIT"c, "document-close"c, KeyCode.KEY_X, KeyFlag.Alt));
//=========================================================================
// create main menu
MenuItem editItem = new MenuItem(new Action(2, "MENU_EDIT"));
editItem.add(new Action(EditorActions.Copy, "MENU_EDIT_COPY"c, "edit-copy", KeyCode.KEY_C, KeyFlag.Control));
editItem.add(new Action(EditorActions.Paste, "MENU_EDIT_PASTE"c, "edit-paste", KeyCode.KEY_V, KeyFlag.Control));
editItem.add(new Action(EditorActions.Cut, "MENU_EDIT_CUT"c, "edit-cut", KeyCode.KEY_X, KeyFlag.Control));
editItem.add(new Action(EditorActions.Undo, "MENU_EDIT_UNDO"c, "edit-undo", KeyCode.KEY_Z, KeyFlag.Control));
editItem.add(new Action(EditorActions.Redo, "MENU_EDIT_REDO"c, "edit-redo", KeyCode.KEY_Y, KeyFlag.Control));
editItem.add(new Action(EditorActions.Indent, "MENU_EDIT_INDENT"c, "edit-indent", KeyCode.TAB, 0));
editItem.add(new Action(EditorActions.Unindent, "MENU_EDIT_UNINDENT"c, "edit-unindent", KeyCode.TAB, KeyFlag.Control));
editItem.add(new Action(20, "MENU_EDIT_PREFERENCES"));
MenuItem viewItem = new MenuItem(new Action(60, "MENU_VIEW"));
MenuItem langItem = new MenuItem(new Action(61, "MENU_VIEW_LANGUAGE"));
auto onLangChange = delegate (MenuItem item) {
if (!item.checked)
return false;
if (item.id == 611) {
// set interface language to english
platform.instance.uiLanguage = "en";
} else if (item.id == 612) {
// set interface language to russian
platform.instance.uiLanguage = "ru";
}
MainMenu mainMenu = new MainMenu(constructMainMenu());
mainMenu.menuItemClick = delegate(MenuItem item) {
Log.d("mainMenu.onMenuItemListener", item.label);
const Action a = item.action;
if (a) {
return contentLayout.dispatchAction(a);
}
return false;
};
contentLayout.addChild(mainMenu);
// to let main menu handle keyboard shortcuts
contentLayout.keyToAction = delegate(Widget source, uint keyCode, uint flags) {
return mainMenu.findKeyAction(keyCode, flags);
};
contentLayout.onAction = delegate(Widget source, const Action a) {
if (a.id == ACTION_FILE_EXIT) {
window.close();
return true;
};
MenuItem enLang = (new MenuItem(new Action(611, "MENU_VIEW_LANGUAGE_EN"))).type(MenuItemType.Radio).checked(true);
MenuItem ruLang = (new MenuItem(new Action(612, "MENU_VIEW_LANGUAGE_RU"))).type(MenuItemType.Radio);
enLang.menuItemClick = onLangChange;
ruLang.menuItemClick = onLangChange;
langItem.add(enLang);
langItem.add(ruLang);
viewItem.add(langItem);
MenuItem themeItem = new MenuItem(new Action(62, "MENU_VIEW_THEME"));
MenuItem theme1 = (new MenuItem(new Action(621, "MENU_VIEW_THEME_DEFAULT"))).type(MenuItemType.Radio).checked(true);
MenuItem theme2 = (new MenuItem(new Action(622, "MENU_VIEW_THEME_DARK"))).type(MenuItemType.Radio);
MenuItem theme3 = (new MenuItem(new Action(623, "MENU_VIEW_THEME_CUSTOM1"))).type(MenuItemType.Radio);
auto onThemeChange = delegate (MenuItem item) {
if (!item.checked)
return false;
if (item.id == 621) {
platform.instance.uiTheme = "theme_default";
} else if (item.id == 622) {
platform.instance.uiTheme = "theme_dark";
} else if (item.id == 623) {
platform.instance.uiTheme = "theme_custom1";
}
} else if (a.id == 31) {
window.minimizeWindow();
return true;
};
theme1.menuItemClick = onThemeChange;
theme2.menuItemClick = onThemeChange;
theme3.menuItemClick = onThemeChange;
themeItem.add(theme1);
themeItem.add(theme2);
themeItem.add(theme3);
viewItem.add(themeItem);
MenuItem windowItem = new MenuItem(new Action(3, "MENU_WINDOW"c));
windowItem.add(new Action(30, "MENU_WINDOW_PREFERENCES"));
windowItem.add(new Action(31, UIString.fromId("MENU_WINDOW_MINIMIZE")));
windowItem.add(new Action(32, UIString.fromId("MENU_WINDOW_MAXIMIZE")));
windowItem.add(new Action(33, UIString.fromId("MENU_WINDOW_RESTORE")));
MenuItem helpItem = new MenuItem(new Action(4, "MENU_HELP"c));
helpItem.add(new Action(40, "MENU_HELP_VIEW_HELP"));
MenuItem aboutItem = new MenuItem(new Action(41, "MENU_HELP_ABOUT"));
helpItem.add(aboutItem);
mainMenuItems.add(fileItem);
mainMenuItems.add(editItem);
mainMenuItems.add(viewItem);
mainMenuItems.add(windowItem);
mainMenuItems.add(helpItem);
MainMenu mainMenu = new MainMenu(mainMenuItems);
contentLayout.addChild(mainMenu);
// to let main menu handle keyboard shortcuts
contentLayout.keyToAction = delegate(Widget source, uint keyCode, uint flags) {
return mainMenu.findKeyAction(keyCode, flags);
};
contentLayout.onAction = delegate(Widget source, const Action a) {
if (a.id == ACTION_FILE_EXIT) {
window.close();
return true;
} else if (a.id == 31) {
window.minimizeWindow();
return true;
} else if (a.id == 32) {
window.maximizeWindow();
return true;
} else if (a.id == 33) {
window.restoreWindow();
return true;
} else if (a.id == 41) {
window.showMessageBox(UIString.fromRaw("About"d), UIString.fromRaw("DLangUI demo app\n(C) Vadim Lopatin, 2014\nhttp://github.com/buggins/dlangui"d));
return true;
} else if (a.id == ACTION_FILE_OPEN) {
UIString caption;
caption = "Open Text File"d;
FileDialog dlg = new FileDialog(caption, window, null);
dlg.allowMultipleFiles = true;
dlg.addFilter(FileFilterEntry(UIString("FILTER_ALL_FILES", "All files (*)"d), "*"));
dlg.addFilter(FileFilterEntry(UIString("FILTER_TEXT_FILES", "Text files (*.txt)"d), "*.txt"));
dlg.addFilter(FileFilterEntry(UIString("FILTER_SOURCE_FILES", "Source files"d), "*.d;*.dd;*.c;*.cc;*.cpp;*.h;*.hpp"));
dlg.addFilter(FileFilterEntry(UIString("FILTER_EXECUTABLE_FILES", "Executable files"d), "*", true));
//dlg.filterIndex = 2;
dlg.dialogResult = delegate(Dialog dlg, const Action result) {
if (result.id == ACTION_OPEN.id) {
string[] filenames = (cast(FileDialog)dlg).filenames;
foreach (filename; filenames) {
if (filename.endsWith(".d") || filename.endsWith(".txt") || filename.endsWith(".cpp") || filename.endsWith(".h") || filename.endsWith(".c")
|| filename.endsWith(".json") || filename.endsWith(".dd") || filename.endsWith(".ddoc") || filename.endsWith(".xml") || filename.endsWith(".html")
|| filename.endsWith(".html") || filename.endsWith(".css") || filename.endsWith(".log") || filename.endsWith(".hpp")) {
// open source file in tab
int index = tabs.tabIndex(filename);
if (index >= 0) {
// file is already opened in tab
tabs.selectTab(index, true);
} else {
SourceEdit editor = new SourceEdit(filename);
if (editor.load(filename)) {
tabs.addTab(editor, toUTF32(baseName(filename)), null, true);
tabs.selectTab(filename);
} else {
destroy(editor);
window.showMessageBox(UIString.fromRaw("File open error"d), UIString.fromRaw("Cannot open file "d ~ toUTF32(filename)));
}
}
} else if (a.id == 32) {
window.maximizeWindow();
return true;
} else if (a.id == 33) {
window.restoreWindow();
return true;
} else if (a.id == 41) {
window.showMessageBox(UIString.fromRaw("About"d), UIString.fromRaw("DLangUI demo app\n(C) Vadim Lopatin, 2014\nhttp://github.com/buggins/dlangui"d));
return true;
} else if (a.id == ACTION_FILE_OPEN) {
UIString caption;
caption = "Open Text File"d;
FileDialog dlg = new FileDialog(caption, window, null);
dlg.allowMultipleFiles = true;
dlg.addFilter(FileFilterEntry(UIString("FILTER_ALL_FILES", "All files (*)"d), "*"));
dlg.addFilter(FileFilterEntry(UIString("FILTER_TEXT_FILES", "Text files (*.txt)"d), "*.txt"));
dlg.addFilter(FileFilterEntry(UIString("FILTER_SOURCE_FILES", "Source files"d), "*.d;*.dd;*.c;*.cc;*.cpp;*.h;*.hpp"));
dlg.addFilter(FileFilterEntry(UIString("FILTER_EXECUTABLE_FILES", "Executable files"d), "*", true));
//dlg.filterIndex = 2;
dlg.dialogResult = delegate(Dialog dlg, const Action result) {
if (result.id == ACTION_OPEN.id) {
string[] filenames = (cast(FileDialog)dlg).filenames;
foreach (filename; filenames) {
if (filename.endsWith(".d") || filename.endsWith(".txt") || filename.endsWith(".cpp") || filename.endsWith(".h") || filename.endsWith(".c")
|| filename.endsWith(".json") || filename.endsWith(".dd") || filename.endsWith(".ddoc") || filename.endsWith(".xml") || filename.endsWith(".html")
|| filename.endsWith(".html") || filename.endsWith(".css") || filename.endsWith(".log") || filename.endsWith(".hpp")) {
// open source file in tab
int index = tabs.tabIndex(filename);
if (index >= 0) {
// file is already opened in tab
tabs.selectTab(index, true);
} else {
Log.d("FileDialog.onDialogResult: ", result, " param=", result.stringParam);
window.showMessageBox(UIString.fromRaw("FileOpen result"d), UIString.fromRaw("Filename: "d ~ toUTF32(filename)));
SourceEdit editor = new SourceEdit(filename);
if (editor.load(filename)) {
tabs.addTab(editor, toUTF32(baseName(filename)), null, true);
tabs.selectTab(filename);
} else {
destroy(editor);
window.showMessageBox(UIString.fromRaw("File open error"d), UIString.fromRaw("Cannot open file "d ~ toUTF32(filename)));
}
}
}
} else {
Log.d("FileDialog.onDialogResult: ", result, " param=", result.stringParam);
window.showMessageBox(UIString.fromRaw("FileOpen result"d), UIString.fromRaw("Filename: "d ~ toUTF32(filename)));
}
}
}
};
dlg.show();
return true;
}
//else
//return contentLayout.dispatchAction(a);
return false;
};
mainMenu.menuItemClick = delegate(MenuItem item) {
Log.d("mainMenu.onMenuItemListener", item.label);
const Action a = item.action;
if (a) {
return contentLayout.dispatchAction(a);
}
return false;
};
};
dlg.show();
return true;
}
//else
//return contentLayout.dispatchAction(a);
return false;
};
// ========= create tabs ===================
tabs.tabChanged = delegate(string newTabId, string oldTabId) {
window.windowCaption = tabs.tab(newTabId).text.value ~ " - dlangui example 1"d;
};
tabs.layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
// most of controls example
tabs.addTab(new BasicControls("controls"), "Controls"d);
tabs.addTab(new MiscExample("tab1"), "Misc"d);
tabs.addTab(new LongListsExample("tab2"), "TAB_LONG_LIST"c);
tabs.addTab(new ButtonsExample("tab3"), "TAB_BUTTONS"c);
TableLayout table = new TableLayout("TABLE");
table.colCount = 2;
// headers
table.addChild((new TextWidget(null, "Parameter Name"d)).alignment(Align.Right | Align.VCenter));
table.addChild((new TextWidget(null, "Edit Box to edit parameter"d)).alignment(Align.Left | Align.VCenter));
// row 1
table.addChild((new TextWidget(null, "Parameter 1 name"d)).alignment(Align.Right | Align.VCenter));
table.addChild((new EditLine("edit1", "Text 1"d)).layoutWidth(FILL_PARENT));
// row 2
table.addChild((new TextWidget(null, "Parameter 2 name bla bla"d)).alignment(Align.Right | Align.VCenter));
table.addChild((new EditLine("edit2", "Some text for parameter 2"d)).layoutWidth(FILL_PARENT));
// row 3
table.addChild((new TextWidget(null, "Param 3 is disabled"d)).alignment(Align.Right | Align.VCenter).enabled(false));
table.addChild((new EditLine("edit3", "Parameter 3 value"d)).layoutWidth(FILL_PARENT).enabled(false));
// normal readonly combo box
ComboBox combo1 = new ComboBox("combo1", ["item value 1"d, "item value 2"d, "item value 3"d, "item value 4"d, "item value 5"d, "item value 6"d]);
table.addChild((new TextWidget(null, "Combo box param"d)).alignment(Align.Right | Align.VCenter));
combo1.selectedItemIndex = 3;
table.addChild(combo1).layoutWidth(FILL_PARENT);
// disabled readonly combo box
ComboBox combo2 = new ComboBox("combo2", ["item value 1"d, "item value 2"d, "item value 3"d]);
table.addChild((new TextWidget(null, "Disabled combo box"d)).alignment(Align.Right | Align.VCenter));
combo2.enabled = false;
combo2.selectedItemIndex = 0;
table.addChild(combo2).layoutWidth(FILL_PARENT);
table.margins(Rect(2,2,2,2)).layoutWidth(FILL_PARENT);
tabs.addTab(table, "TAB_TABLE_LAYOUT"c);
//tabs.addTab((new TextWidget()).id("tab5").textColor(0x00802000).text("Tab 5 contents"), "Tab 5"d);
//==========================================================================
// create Editors test tab
VerticalLayout editors = new VerticalLayout("editors");
// EditLine sample
editors.addChild(new TextWidget(null, "EditLine: Single line editor"d));
EditLine editLine = new EditLine("editline1", "Single line editor sample text");
editors.addChild(createEditorSettingsControl(editLine));
editors.addChild(editLine);
//editLine.popupMenu = editPopupItem;
// EditBox sample
editors.addChild(new TextWidget(null, "SourceEdit: multiline editor, for source code editing"d));
SourceEdit editBox = new SourceEdit("editbox1");
editBox.text = q{#!/usr/bin/env rdmd
// Computes average line length for standard input.
import std.stdio;
void main()
{
ulong lines = 0;
double sumLength = 0;
foreach (line; stdin.byLine())
// Setup tab view
tabs.tabChanged = delegate(string newTabId, string oldTabId)
{
++lines;
sumLength += line.length;
window.windowCaption = tabs.tab(newTabId).text.value ~ " - dlangui example 1"d;
};
tabs.layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
// Add all the example tabs
tabs.addTab(new BasicControls("controls"), "Controls"d);
tabs.addTab(new MiscExample("tab1"), "Misc"d);
tabs.addTab(new LongListsExample("tab2"), "TAB_LONG_LIST"c);
tabs.addTab(new ButtonsExample("tab3"), "TAB_BUTTONS"c);
tabs.addTab(new TableExample("TABLE"), "TAB_TABLE_LAYOUT"c);
tabs.addTab(new EditorsExample("EDITORS"), "TAB_EDITORS"c);
tabs.addTab(new GridExample("GRID_CONTENT"), "Grid"d);
tabs.addTab(new ScrollExample("SCROLL1"), "Scroll"d);
tabs.addTab(new TreeExample("TREE"), "Tree"d);
tabs.addTab(new ChartsExample("charts"), "Charts"d);
tabs.addTab((new SampleAnimationWidget("tab6")).layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT), "TAB_ANIMATION"c);
tabs.addTab(new CanvasExample("canvas"), UIString.fromId("TAB_CANVAS"));
tabs.addTab(new IconsExample("icons"), "Icons"d);
static if (BACKEND_GUI && ENABLE_OPENGL)
{
tabs.addTab(new OpenGLExample(), "OpenGL"d);
}
writeln("Average line length: ",
lines ? sumLength / lines : 0);
}
}d;
editors.addChild(createEditorSettingsControl(editBox));
editors.addChild(editBox);
//editBox.popupMenu = editPopupItem;
editors.addChild(new TextWidget(null, "EditBox: additional view for the same content (split view testing)"d));
SourceEdit editBox2 = new SourceEdit("editbox2");
editBox2.content = editBox.content; // view the same content as first editbox
editors.addChild(editBox2);
editors.layoutHeight(FILL_PARENT).layoutWidth(FILL_PARENT);
//==========================================================================
tabs.addTab(editors, "TAB_EDITORS"c);
contentLayout.addChild(tabs);
window.mainWidget = contentLayout;
//==========================================================================
tabs.selectTab("controls");
VerticalLayout gridContent = new VerticalLayout("GRID_CONTENT");
gridContent.layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
HorizontalLayout gridSettings = new HorizontalLayout();
StringGridWidget grid = new StringGridWidget("GRID1");
gridSettings.addChild((new CheckBox("fullColumnOnLeft", "fullColumnOnLeft"d)).checked(grid.fullColumnOnLeft).tooltipText("Extends scroll area to show full column at left when scrolled to rightmost column"d).addOnCheckChangeListener(delegate(Widget, bool checked) { grid.fullColumnOnLeft = checked; return true;}));
gridSettings.addChild((new CheckBox("fullRowOnTop", "fullRowOnTop"d)).checked(grid.fullRowOnTop).tooltipText("Extends scroll area to show full row at top when scrolled to end row"d).addOnCheckChangeListener(delegate(Widget, bool checked) { grid.fullRowOnTop = checked; return true;}));
gridContent.addChild(gridSettings);
grid.layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
grid.showColHeaders = true;
grid.showRowHeaders = true;
grid.resize(30, 50);
grid.fixedCols = 3;
grid.fixedRows = 2;
//grid.rowSelect = true; // testing full row selection
grid.multiSelect = true;
grid.selectCell(4, 6, false);
// create sample grid content
for (int y = 0; y < grid.rows; y++) {
for (int x = 0; x < grid.cols; x++) {
grid.setCellText(x, y, "cell("d ~ to!dstring(x + 1) ~ ","d ~ to!dstring(y + 1) ~ ")"d);
}
grid.setRowTitle(y, to!dstring(y + 1));
}
for (int x = 0; x < grid.cols; x++) {
int col = x + 1;
dstring res;
int n1 = col / 26;
int n2 = col % 26;
if (n1)
res ~= n1 + 'A';
res ~= n2 + 'A';
grid.setColTitle(x, res);
}
grid.autoFit();
gridContent.addChild(grid);
tabs.addTab(gridContent, "Grid"d);
//==========================================================================
// Scroll view example
ScrollWidget scroll = new ScrollWidget("SCROLL1");
scroll.layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
WidgetGroup scrollContent = new VerticalLayout("CONTENT");
scrollContent.layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
TableLayout table2 = new TableLayout("TABLE2");
table2.colCount = 2;
// headers
table2.addChild((new TextWidget(null, "Parameter Name"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new TextWidget(null, "Edit Box to edit parameter"d)).alignment(Align.Left | Align.VCenter));
// row 1
table2.addChild((new TextWidget(null, "Parameter 1 name"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit1", "Text 1"d)).layoutWidth(FILL_PARENT));
// row 2
table2.addChild((new TextWidget(null, "Parameter 2 name bla bla"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit2", "Some text for parameter 2 blah blah blah"d)).layoutWidth(FILL_PARENT));
// row 3
table2.addChild((new TextWidget(null, "Param 3"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit3", "Parameter 3 value"d)).layoutWidth(FILL_PARENT));
// row 4
table2.addChild((new TextWidget(null, "Param 4"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit3", "Parameter 4 value shdjksdfh hsjdfas hdjkf hdjsfk ah"d)).layoutWidth(FILL_PARENT));
// row 5
table2.addChild((new TextWidget(null, "Param 5 - edit text here - blah blah blah"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit3", "Parameter 5 value"d)).layoutWidth(FILL_PARENT));
// row 6
table2.addChild((new TextWidget(null, "Param 6 - just to fill content widget (DISABLED)"d)).alignment(Align.Right | Align.VCenter).enabled(false));
table2.addChild((new EditLine("edit3", "Parameter 5 value"d)).layoutWidth(FILL_PARENT).enabled(false));
// row 7
table2.addChild((new TextWidget(null, "Param 7 - just to fill content widget (DISABLED)"d)).alignment(Align.Right | Align.VCenter).enabled(false));
table2.addChild((new EditLine("edit3", "Parameter 5 value"d)).layoutWidth(FILL_PARENT).enabled(false));
// row 8
table2.addChild((new TextWidget(null, "Param 8 - just to fill content widget"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit3", "Parameter 5 value"d)).layoutWidth(FILL_PARENT));
table2.margins(Rect(10,10,10,10)).layoutWidth(FILL_PARENT);
scrollContent.addChild(table2);
scrollContent.addChild(new TextWidget(null, "Now - some buttons"d));
scrollContent.addChild(new ImageTextButton("btn1", "fileclose", "Close"d));
scrollContent.addChild(new ImageTextButton("btn2", "fileopen", "Open"d));
scrollContent.addChild(new TextWidget(null, "And checkboxes"d));
scrollContent.addChild(new CheckBox("btn1", "CheckBox 1"d));
scrollContent.addChild(new CheckBox("btn2", "CheckBox 2"d));
scroll.contentWidget = scrollContent;
tabs.addTab(scroll, "Scroll"d);
//==========================================================================
// tree view example
TreeWidget tree = new TreeWidget("TREE1");
tree.layoutWidth(WRAP_CONTENT).layoutHeight(FILL_PARENT);
TreeItem tree1 = tree.items.newChild("group1", "Group 1"d, "document-open");
tree1.newChild("g1_1", "Group 1 item 1"d);
tree1.newChild("g1_2", "Group 1 item 2"d);
tree1.newChild("g1_3", "Group 1 item 3"d);
TreeItem tree2 = tree.items.newChild("group2", "Group 2"d, "document-save");
tree2.newChild("g2_1", "Group 2 item 1"d, "edit-copy");
tree2.newChild("g2_2", "Group 2 item 2"d, "edit-cut");
tree2.newChild("g2_3", "Group 2 item 3"d, "edit-paste");
tree2.newChild("g2_4", "Group 2 item 4"d);
TreeItem tree3 = tree.items.newChild("group3", "Group 3"d);
tree3.newChild("g3_1", "Group 3 item 1"d);
tree3.newChild("g3_2", "Group 3 item 2"d);
TreeItem tree32 = tree3.newChild("g3_3", "Group 3 item 3"d);
tree3.newChild("g3_4", "Group 3 item 4"d);
tree32.newChild("group3_2_1", "Group 3 item 2 subitem 1"d);
tree32.newChild("group3_2_2", "Group 3 item 2 subitem 2"d);
tree32.newChild("group3_2_3", "Group 3 item 2 subitem 3"d);
tree32.newChild("group3_2_4", "Group 3 item 2 subitem 4"d);
tree32.newChild("group3_2_5", "Group 3 item 2 subitem 5"d);
tree3.newChild("g3_5", "Group 3 item 5"d);
tree3.newChild("g3_6", "Group 3 item 6"d);
LinearLayout treeLayout = new HorizontalLayout("TREE");
LinearLayout treeControlledPanel = new VerticalLayout();
treeLayout.layoutWidth = FILL_PARENT;
treeControlledPanel.layoutWidth = FILL_PARENT;
treeControlledPanel.layoutHeight = FILL_PARENT;
TextWidget treeItemLabel = new TextWidget("TREE_ITEM_DESC");
treeItemLabel.layoutWidth = FILL_PARENT;
treeItemLabel.layoutHeight = FILL_PARENT;
treeItemLabel.alignment = Align.Center;
treeItemLabel.text = "Sample text"d;
treeControlledPanel.addChild(treeItemLabel);
treeLayout.addChild(tree);
treeLayout.addChild(new ResizerWidget());
treeLayout.addChild(treeControlledPanel);
tree.selectionChange = delegate(TreeItems source, TreeItem selectedItem, bool activated) {
dstring label = "Selected item: "d ~ toUTF32(selectedItem.id) ~ (activated ? " selected + activated"d : " selected"d);
treeItemLabel.text = label;
};
tree.items.selectItem(tree.items.child(0));
tabs.addTab(treeLayout, "Tree"d);
tabs.addTab(new ChartsExample("charts"), "Charts"d);
tabs.addTab((new SampleAnimationWidget("tab6")).layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT), "TAB_ANIMATION"c);
tabs.addTab(new CanvasExample("canvas"), UIString.fromId("TAB_CANVAS"));
tabs.addTab(new IconsExample("icons"), "Icons"d);
static if (BACKEND_GUI && ENABLE_OPENGL)
{
tabs.addTab(new OpenGLExample(), "OpenGL"d);
}
//==========================================================================
contentLayout.addChild(tabs);
window.mainWidget = contentLayout;
tabs.selectTab("controls");
} else {
window.mainWidget = (new Button()).text("sample button");
}
static if (BACKEND_GUI) {
window.windowIcon = drawableCache.getImage("dlangui-logo1");
}

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module widgets.editors;
import dlangui;
immutable testCode =
`
#!/usr/bin/env rdmd
// Computes average line length for standard input.
import std.stdio;
void main()
{
ulong lines = 0;
double sumLength = 0;
foreach (line; stdin.byLine())
{
++lines;
sumLength += line.length;
}
writeln("Average line length: ",
lines ? sumLength / lines : 0);
}
`;
Widget createEditorSettingsControl(EditWidgetBase editor) {
HorizontalLayout res = new HorizontalLayout("editor_options");
res.addChild((new CheckBox("wantTabs", "wantTabs"d)).checked(editor.wantTabs).addOnCheckChangeListener(delegate(Widget, bool checked) { editor.wantTabs = checked; return true;}));
res.addChild((new CheckBox("useSpacesForTabs", "useSpacesForTabs"d)).checked(editor.useSpacesForTabs).addOnCheckChangeListener(delegate(Widget, bool checked) { editor.useSpacesForTabs = checked; return true;}));
res.addChild((new CheckBox("readOnly", "readOnly"d)).checked(editor.readOnly).addOnCheckChangeListener(delegate(Widget, bool checked) { editor.readOnly = checked; return true;}));
res.addChild((new CheckBox("showLineNumbers", "showLineNumbers"d)).checked(editor.showLineNumbers).addOnCheckChangeListener(delegate(Widget, bool checked) { editor.showLineNumbers = checked; return true;}));
res.addChild((new CheckBox("fixedFont", "fixedFont"d)).checked(editor.fontFamily == FontFamily.MonoSpace).addOnCheckChangeListener(delegate(Widget, bool checked) {
if (checked)
editor.fontFamily(FontFamily.MonoSpace).fontFace("Courier New");
else
editor.fontFamily(FontFamily.SansSerif).fontFace("Arial");
return true;
}));
res.addChild((new CheckBox("tabSize", "Tab size 8"d)).checked(editor.tabSize == 8).addOnCheckChangeListener(delegate(Widget, bool checked) {
if (checked)
editor.tabSize(8);
else
editor.tabSize(4);
return true;
}));
return res;
}
class EditorsExample : VerticalLayout
{
this(string ID)
{
super(ID);
// EditLine sample
addChild(new TextWidget(null, "EditLine: Single line editor"d));
EditLine editLine = new EditLine("editline1", "Single line editor sample text");
addChild(createEditorSettingsControl(editLine));
addChild(editLine);
// EditBox sample
addChild(new TextWidget(null, "SourceEdit: multiline editor, for source code editing"d));
SourceEdit editBox = new SourceEdit("editbox1");
editBox.text = UIString.fromRaw(testCode);
addChild(createEditorSettingsControl(editBox));
addChild(editBox);
addChild(new TextWidget(null, "EditBox: additional view for the same content (split view testing)"d));
SourceEdit editBox2 = new SourceEdit("editbox2");
editBox2.content = editBox.content; // view the same content as first editbox
addChild(editBox2);
layoutHeight(FILL_PARENT).layoutWidth(FILL_PARENT);
}
}

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module widgets.grid;
import dlangui;
class GridExample : VerticalLayout
{
this(string ID)
{
super(ID);
layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
HorizontalLayout gridSettings = new HorizontalLayout();
StringGridWidget grid = new StringGridWidget("GRID1");
gridSettings.addChild((new CheckBox("fullColumnOnLeft", "fullColumnOnLeft"d)).checked(grid.fullColumnOnLeft).tooltipText("Extends scroll area to show full column at left when scrolled to rightmost column"d).addOnCheckChangeListener(delegate(Widget, bool checked) { grid.fullColumnOnLeft = checked; return true;}));
gridSettings.addChild((new CheckBox("fullRowOnTop", "fullRowOnTop"d)).checked(grid.fullRowOnTop).tooltipText("Extends scroll area to show full row at top when scrolled to end row"d).addOnCheckChangeListener(delegate(Widget, bool checked) { grid.fullRowOnTop = checked; return true;}));
addChild(gridSettings);
grid.layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
grid.showColHeaders = true;
grid.showRowHeaders = true;
grid.resize(30, 50);
grid.fixedCols = 3;
grid.fixedRows = 2;
//grid.rowSelect = true; // testing full row selection
grid.multiSelect = true;
grid.selectCell(4, 6, false);
// create sample grid content
for (int y = 0; y < grid.rows; y++) {
for (int x = 0; x < grid.cols; x++) {
grid.setCellText(x, y, "cell("d ~ to!dstring(x + 1) ~ ","d ~ to!dstring(y + 1) ~ ")"d);
}
grid.setRowTitle(y, to!dstring(y + 1));
}
for (int x = 0; x < grid.cols; x++) {
int col = x + 1;
dstring res;
int n1 = col / 26;
int n2 = col % 26;
if (n1)
res ~= n1 + 'A';
res ~= n2 + 'A';
grid.setColTitle(x, res);
}
grid.autoFit();
addChild(grid);
}
}

5
examples/example1/src/widgets/package.d
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@ -5,7 +5,12 @@ public import widgets.buttons;
public import widgets.canvas;
public import widgets.charts;
public import widgets.controls;
public import widgets.editors;
public import widgets.grid;
public import widgets.icons;
public import widgets.longlists;
public import widgets.misc;
public import widgets.opengl;
public import widgets.scroll;
public import widgets.table;
public import widgets.tree;

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module widgets.scroll;
import dlangui;
class ScrollExample : ScrollWidget
{
this(string ID)
{
super(ID);
layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
WidgetGroup scrollContent = new VerticalLayout("CONTENT");
scrollContent.layoutWidth(FILL_PARENT).layoutHeight(FILL_PARENT);
TableLayout table2 = new TableLayout("TABLE2");
table2.colCount = 2;
// headers
table2.addChild((new TextWidget(null, "Parameter Name"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new TextWidget(null, "Edit Box to edit parameter"d)).alignment(Align.Left | Align.VCenter));
// row 1
table2.addChild((new TextWidget(null, "Parameter 1 name"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit1", "Text 1"d)).layoutWidth(FILL_PARENT));
// row 2
table2.addChild((new TextWidget(null, "Parameter 2 name bla bla"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit2", "Some text for parameter 2 blah blah blah"d)).layoutWidth(FILL_PARENT));
// row 3
table2.addChild((new TextWidget(null, "Param 3"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit3", "Parameter 3 value"d)).layoutWidth(FILL_PARENT));
// row 4
table2.addChild((new TextWidget(null, "Param 4"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit3", "Parameter 4 value shdjksdfh hsjdfas hdjkf hdjsfk ah"d)).layoutWidth(FILL_PARENT));
// row 5
table2.addChild((new TextWidget(null, "Param 5 - edit text here - blah blah blah"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit3", "Parameter 5 value"d)).layoutWidth(FILL_PARENT));
// row 6
table2.addChild((new TextWidget(null, "Param 6 - just to fill content widget (DISABLED)"d)).alignment(Align.Right | Align.VCenter).enabled(false));
table2.addChild((new EditLine("edit3", "Parameter 5 value"d)).layoutWidth(FILL_PARENT).enabled(false));
// row 7
table2.addChild((new TextWidget(null, "Param 7 - just to fill content widget (DISABLED)"d)).alignment(Align.Right | Align.VCenter).enabled(false));
table2.addChild((new EditLine("edit3", "Parameter 5 value"d)).layoutWidth(FILL_PARENT).enabled(false));
// row 8
table2.addChild((new TextWidget(null, "Param 8 - just to fill content widget"d)).alignment(Align.Right | Align.VCenter));
table2.addChild((new EditLine("edit3", "Parameter 5 value"d)).layoutWidth(FILL_PARENT));
table2.margins(Rect(10,10,10,10)).layoutWidth(FILL_PARENT);
scrollContent.addChild(table2);
scrollContent.addChild(new TextWidget(null, "Now - some buttons"d));
scrollContent.addChild(new ImageTextButton("btn1", "fileclose", "Close"d));
scrollContent.addChild(new ImageTextButton("btn2", "fileopen", "Open"d));
scrollContent.addChild(new TextWidget(null, "And checkboxes"d));
scrollContent.addChild(new CheckBox("btn1", "CheckBox 1"d));
scrollContent.addChild(new CheckBox("btn2", "CheckBox 2"d));
contentWidget = scrollContent;
}
}

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module widgets.table;
import dlangui;
class TableExample : TableLayout
{
this(string ID)
{
super(ID);
colCount = 2;
// headers
addChild((new TextWidget(null, "Parameter Name"d)).alignment(Align.Right | Align.VCenter));
addChild((new TextWidget(null, "Edit Box to edit parameter"d)).alignment(Align.Left | Align.VCenter));
// row 1
addChild((new TextWidget(null, "Parameter 1 name"d)).alignment(Align.Right | Align.VCenter));
addChild((new EditLine("edit1", "Text 1"d)).layoutWidth(FILL_PARENT));
// row 2
addChild((new TextWidget(null, "Parameter 2 name bla bla"d)).alignment(Align.Right | Align.VCenter));
addChild((new EditLine("edit2", "Some text for parameter 2"d)).layoutWidth(FILL_PARENT));
// row 3
addChild((new TextWidget(null, "Param 3 is disabled"d)).alignment(Align.Right | Align.VCenter).enabled(false));
addChild((new EditLine("edit3", "Parameter 3 value"d)).layoutWidth(FILL_PARENT).enabled(false));
// normal readonly combo box
ComboBox combo1 = new ComboBox("combo1", ["item value 1"d, "item value 2"d, "item value 3"d, "item value 4"d, "item value 5"d, "item value 6"d]);
addChild((new TextWidget(null, "Combo box param"d)).alignment(Align.Right | Align.VCenter));
combo1.selectedItemIndex = 3;
addChild(combo1).layoutWidth(FILL_PARENT);
// disabled readonly combo box
ComboBox combo2 = new ComboBox("combo2", ["item value 1"d, "item value 2"d, "item value 3"d]);
addChild((new TextWidget(null, "Disabled combo box"d)).alignment(Align.Right | Align.VCenter));
combo2.enabled = false;
combo2.selectedItemIndex = 0;
addChild(combo2).layoutWidth(FILL_PARENT);
margins(Rect(2,2,2,2)).layoutWidth(FILL_PARENT);
}
}

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module widgets.tree;
import dlangui;
class TreeExample : HorizontalLayout
{
this(string ID)
{
super(ID);
TreeWidget tree = new TreeWidget("TREE1");
tree.layoutWidth(WRAP_CONTENT).layoutHeight(FILL_PARENT);
TreeItem tree1 = tree.items.newChild("group1", "Group 1"d, "document-open");
tree1.newChild("g1_1", "Group 1 item 1"d);
tree1.newChild("g1_2", "Group 1 item 2"d);
tree1.newChild("g1_3", "Group 1 item 3"d);
TreeItem tree2 = tree.items.newChild("group2", "Group 2"d, "document-save");
tree2.newChild("g2_1", "Group 2 item 1"d, "edit-copy");
tree2.newChild("g2_2", "Group 2 item 2"d, "edit-cut");
tree2.newChild("g2_3", "Group 2 item 3"d, "edit-paste");
tree2.newChild("g2_4", "Group 2 item 4"d);
TreeItem tree3 = tree.items.newChild("group3", "Group 3"d);
tree3.newChild("g3_1", "Group 3 item 1"d);
tree3.newChild("g3_2", "Group 3 item 2"d);
TreeItem tree32 = tree3.newChild("g3_3", "Group 3 item 3"d);
tree3.newChild("g3_4", "Group 3 item 4"d);
tree32.newChild("group3_2_1", "Group 3 item 2 subitem 1"d);
tree32.newChild("group3_2_2", "Group 3 item 2 subitem 2"d);
tree32.newChild("group3_2_3", "Group 3 item 2 subitem 3"d);
tree32.newChild("group3_2_4", "Group 3 item 2 subitem 4"d);
tree32.newChild("group3_2_5", "Group 3 item 2 subitem 5"d);
tree3.newChild("g3_5", "Group 3 item 5"d);
tree3.newChild("g3_6", "Group 3 item 6"d);
LinearLayout treeControlledPanel = new VerticalLayout();
layoutWidth = FILL_PARENT;
treeControlledPanel.layoutWidth = FILL_PARENT;
treeControlledPanel.layoutHeight = FILL_PARENT;
TextWidget treeItemLabel = new TextWidget("TREE_ITEM_DESC");
treeItemLabel.layoutWidth = FILL_PARENT;
treeItemLabel.layoutHeight = FILL_PARENT;
treeItemLabel.alignment = Align.Center;
treeItemLabel.text = "Sample text"d;
treeControlledPanel.addChild(treeItemLabel);
addChild(tree);
addChild(new ResizerWidget());
addChild(treeControlledPanel);
tree.selectionChange = delegate(TreeItems source, TreeItem selectedItem, bool activated) {
dstring label = "Selected item: "d ~ toUTF32(selectedItem.id) ~ (activated ? " selected + activated"d : " selected"d);
treeItemLabel.text = label;
};
tree.items.selectItem(tree.items.child(0));
}
}