mirror of https://github.com/adamdruppe/arsd.git
basic file chooser dialog
This commit is contained in:
Adam D. Ruppe
parent
06577dee6f
commit
86fb5ba6ee
228
minigui.d
228
minigui.d
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@ -52,6 +52,12 @@
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`<input type="checkbox">` = [Checkbox]
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`<input type="radio">` = [Radiobox]
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`<button>` = [Button]
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Stretchiness:
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The default is 4. You can use larger numbers for things that should
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consume a lot of space, and lower numbers for ones that are better at
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smaller sizes.
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+/
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module arsd.minigui;
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@ -183,13 +189,13 @@ abstract class ComboboxBase : Widget {
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version(win32_widgets)
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override void handleWmCommand(ushort cmd, ushort id) {
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selection = SendMessageA(hwnd, 327 /* CB_GETCURSEL */, 0, 0);
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selection = cast(int) SendMessageA(hwnd, 327 /* CB_GETCURSEL */, 0, 0);
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auto event = new Event(EventType.change, this);
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event.dispatch();
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}
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override int minHeight() { return Window.lineHeight * 4 / 3; }
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override int maxHeight() { return Window.lineHeight * 4 / 3; }
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override int minHeight() { return Window.lineHeight + 4; }
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override int maxHeight() { return Window.lineHeight + 4; }
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version(custom_widgets) {
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SimpleWindow dropDown;
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@ -374,7 +380,7 @@ class ComboBox : ComboboxBase {
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override int minHeight() { return Window.lineHeight * 3; }
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override int maxHeight() { return int.max; }
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override int heightStretchiness() { return 2; }
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override int heightStretchiness() { return 5; }
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version(custom_widgets) {
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LineEdit lineEdit;
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@ -391,7 +397,7 @@ class ComboBox : ComboboxBase {
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+/
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version(custom_widgets)
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class ListWidget : Widget {
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class ListWidget : ScrollableWidget {
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static struct Option {
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string label;
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@ -445,8 +451,21 @@ class ListWidget : Widget {
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};
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}
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void addOption(string text) {
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options ~= Option(text);
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setContentSize(width, cast(int) (options.length * Window.lineHeight));
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redraw();
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}
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void clear() {
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options = null;
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redraw();
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}
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Option[] options;
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bool multiSelect;
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override int heightStretchiness() { return 6; }
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}
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@ -693,8 +712,8 @@ mixin template LayoutInfo() {
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}
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int maxWidth() { return int.max; }
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int maxHeight() { return int.max; }
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int widthStretchiness() { return 1; }
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int heightStretchiness() { return 1; }
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int widthStretchiness() { return 4; }
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int heightStretchiness() { return 4; }
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int marginLeft() { return 0; }
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int marginRight() { return 0; }
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@ -845,20 +864,6 @@ void recomputeChildLayout(string relevantMeasure)(Widget parent) {
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int mymax(int a, int b) { return a > b ? a : b; }
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/+
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mixin template StyleInfo(string windowType) {
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version(win32_theming)
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HTHEME theme;
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/* ok we need to:
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open theme
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close theme (when it is all done)
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draw background
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get font
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respond to theme changed messages
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*/
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}
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+/
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// OK so we need to make getting at the native window stuff possible in simpledisplay.d
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// and here, it must be integrable with the layout, the event system, and not be painted over.
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version(win32_widgets) {
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@ -890,7 +895,7 @@ version(win32_widgets) {
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lastDefaultPrevented = false;
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// try {import std.stdio; writeln(typeid(*te)); } catch(Exception e) {}
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if(SimpleWindow.triggerEvents(hWnd, iMessage, wParam, lParam, pos[0], pos[1], (*te).parentWindow.win) || !lastDefaultPrevented)
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return CallWindowProcW((*te).originalWindowProcedure, hWnd, iMessage, wParam, lParam);
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return cast(int) CallWindowProcW((*te).originalWindowProcedure, hWnd, iMessage, wParam, lParam);
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else {
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// it was something we recognized, should only call the window procedure if the default was not prevented
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}
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@ -1882,6 +1887,16 @@ class HorizontalLayout : Layout {
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return largest + margins;
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}
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override int heightStretchiness() {
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int max;
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foreach(child; children) {
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auto c = child.heightStretchiness;
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if(c > max)
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c = max;
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}
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return max;
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}
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}
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/++
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@ -2473,15 +2488,16 @@ class ToolBar : Widget {
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SendMessageA(hwnd, TB_BUTTONSTRUCTSIZE, cast(WPARAM)TBBUTTON.sizeof, 0);
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SendMessageA(hwnd, TB_ADDBUTTONSA, cast(WPARAM) buttons.length, cast(LPARAM)buttons.ptr);
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/* this seems to make it a vertical toolbar on windows xp... don't actually want that
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SIZE size;
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SendMessageA(hwnd, TB_GETIDEALSIZE, true, cast(LPARAM) &size);
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idealHeight = size.cy;
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*/
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import core.sys.windows.commctrl;
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SendMessageA(hwnd, TB_GETMAXSIZE, 0, cast(LPARAM) &size);
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idealHeight = size.cy + 4; // the plus 4 is a hack
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/*
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RECT rect;
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GetWindowRect(hwnd, &rect);
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idealHeight = rect.bottom - rect.top + 10; // the +10 is a hack since the size right now doesn't look right on a real Windows XP box
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*/
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assert(idealHeight);
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} else version(custom_widgets) {
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@ -2932,7 +2948,13 @@ class Fieldset : Widget {
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}
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override int minHeight() {
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return super.minHeight() + Window.lineHeight + 4;
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auto m = paddingTop() + paddingBottom();
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foreach(child; children) {
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m += child.minHeight();
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m += child.marginBottom();
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m += child.marginTop();
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}
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return m + 6;
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}
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}
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@ -3342,6 +3364,9 @@ class Button : MouseActivatedWidget {
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Color hoverBgColor;
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Color depressedBgColor;
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override int heightStretchiness() { return 3; }
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override int widthStretchiness() { return 3; }
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version(win32_widgets)
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override void handleWmCommand(ushort cmd, ushort id) {
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auto event = new Event("triggered", this);
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@ -3397,7 +3422,7 @@ class Button : MouseActivatedWidget {
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}
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else static assert(false);
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override int minHeight() { return Window.lineHeight; }
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override int minHeight() { return Window.lineHeight + 4; }
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}
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enum ArrowDirection {
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@ -3516,7 +3541,7 @@ abstract class EditableTextWidget : ScrollableWidget {
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override int minWidth() { return 16; }
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override int minHeight() { return Window.lineHeight + 0; } // the +0 is to leave room for the padding
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override int widthStretchiness() { return 3; }
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override int widthStretchiness() { return 7; }
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@property string content() {
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version(win32_widgets) {
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@ -3678,6 +3703,10 @@ abstract class EditableTextWidget : ScrollableWidget {
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///
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class LineEdit : EditableTextWidget {
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// FIXME: hack
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override bool showingVerticalScroll() { return false; }
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override bool showingHorizontalScroll() { return false; }
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this(Widget parent = null) {
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super(parent);
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version(win32_widgets) {
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@ -3708,7 +3737,7 @@ class TextEdit : EditableTextWidget {
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} else static assert(false);
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}
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override int maxHeight() { return int.max; }
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override int heightStretchiness() { return 4; }
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override int heightStretchiness() { return 7; }
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}
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@ -3994,40 +4023,6 @@ WidgetAtPointResponse widgetAtPoint(Widget starting, int x, int y) {
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return WidgetAtPointResponse(starting, x, y);
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}
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version(win32_theming) {
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import std.c.windows.windows;
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alias HANDLE HTHEME;
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// Since dmd doesn't offer uxtheme.lib, I'll load the dll at runtime instead
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HMODULE uxtheme;
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static this() {
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uxtheme = LoadLibraryA("uxtheme.dll");
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if(uxtheme) {
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DrawThemeBackground = cast(typeof(DrawThemeBackground)) GetProcAddress(uxtheme, "DrawThemeBackground");
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OpenThemeData = cast(typeof(OpenThemeData)) GetProcAddress(uxtheme, "OpenThemeData");
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CloseThemeData = cast(typeof(CloseThemeData)) GetProcAddress(uxtheme, "CloseThemeData");
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GetThemeSysColorBrush = cast(typeof(GetThemeSysColorBrush)) GetProcAddress(uxtheme, "CloseThemeData");
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}
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}
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// everything from here is just win32 headers copy pasta
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private:
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extern(Windows):
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HRESULT function(HTHEME, HDC, int, int, in RECT*, in RECT*) DrawThemeBackground;
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HTHEME function(HWND, LPCWSTR) OpenThemeData;
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HRESULT function(HTHEME) CloseThemeData;
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HBRUSH function(HTHEME, int) GetThemeSysColorBrush;
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HMODULE LoadLibraryA(LPCSTR);
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BOOL FreeLibrary(HMODULE);
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FARPROC GetProcAddress(HMODULE, LPCSTR);
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// pragma(lib, "uxtheme");
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BOOL GetClassInfoA(HINSTANCE, LPCSTR, WNDCLASS*);
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}
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version(win32_widgets) {
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import core.sys.windows.windows;
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import gdi = core.sys.windows.wingdi;
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@ -4291,6 +4286,111 @@ enum GenericIcons : ushort {
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Print,
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}
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void getOpenFileName(
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void delegate(string) onOK = null,
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string prefilledName = null,
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string[] filters = null,
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)
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{
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version(win32_widgets) {
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/*
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Ofn.lStructSize = sizeof(OPENFILENAME);
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Ofn.hwndOwner = hWnd;
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Ofn.lpstrFilter = szFilter;
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Ofn.lpstrFile= szFile;
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Ofn.nMaxFile = sizeof(szFile)/ sizeof(*szFile);
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Ofn.lpstrFileTitle = szFileTitle;
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Ofn.nMaxFileTitle = sizeof(szFileTitle);
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Ofn.lpstrInitialDir = (LPSTR)NULL;
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Ofn.Flags = OFN_SHOWHELP | OFN_OVERWRITEPROMPT;
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Ofn.lpstrTitle = szTitle;
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*/
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wchar[1024] file = 0;
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OPENFILENAME ofn;
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ofn.lStructSize = ofn.sizeof;
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ofn.lpstrFile = file.ptr;
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ofn.nMaxFile = file.length;
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GetOpenFileName(&ofn);
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} else version(custom_widgets) {
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auto picker = new FilePicker();
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picker.show();
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}
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}
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version(custom_widgets)
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class FilePicker : Dialog {
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this(Window owner = null) {
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//import std.file;
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super(300, 200, "Choose File..."); // owner);
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auto listWidget = new ListWidget(this);
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auto lineEdit = new LineEdit(this);
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lineEdit.focus();
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lineEdit.addEventListener("char", (Event event) {
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if(event.character == '\t' || event.character == '\n')
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event.preventDefault();
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});
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listWidget.addEventListener(EventType.change, () {
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foreach(o; listWidget.options)
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if(o.selected)
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lineEdit.content = o.label;
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});
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lineEdit.addEventListener(EventType.keydown, (Event event) {
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if(event.key == Key.Tab) {
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import std.file; // FIXME: so slow building :(
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listWidget.clear();
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string commonPrefix;
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auto cnt = lineEdit.content;
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if(cnt.length >= 2 && cnt[0 ..2] == "./")
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cnt = cnt[2 .. $];
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foreach(string name; dirEntries(".", cnt ~ "*", SpanMode.shallow)) {
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listWidget.addOption(name);
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if(commonPrefix is null)
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commonPrefix = name;
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else {
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foreach(idx, char i; name) {
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if(idx >= commonPrefix.length || i != commonPrefix[idx]) {
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commonPrefix = commonPrefix[0 .. idx];
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break;
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}
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}
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}
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}
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lineEdit.content = commonPrefix;
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event.preventDefault();
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}
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});
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auto hl = new HorizontalLayout(this);
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auto cancelButton = new Button("Cancel", hl);
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auto okButton = new Button("OK", hl);
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recomputeChildLayout(); // FIXME hack
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cancelButton.addEventListener(EventType.triggered, &Cancel);
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okButton.addEventListener(EventType.triggered, &OK);
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this.addEventListener("keydown", (Event event) {
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if(event.key == Key.Enter)
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OK();
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if(event.key == Key.Escape)
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Cancel();
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});
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}
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override void OK() {
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close();
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}
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}
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/*
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http://msdn.microsoft.com/en-us/library/windows/desktop/bb775947%28v=vs.85%29.aspx#check_boxes
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http://msdn.microsoft.com/en-us/library/windows/desktop/ms633574%28v=vs.85%29.aspx
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@ -151,7 +151,7 @@ class ColorPickerDialog : Dialog {
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this.addEventListener("keydown", (Event event) {
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if(event.key == Key.Enter)
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OK();
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if(event.character == Key.Escape)
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if(event.key == Key.Escape)
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Cancel();
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});
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