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Update ContextMenu example (Without wndProc() method)

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This commit is contained in:
haru-s 2023-03-30 16:10:52 +09:00
parent d4bb3b38ab
commit 6e4b0497c4
1 changed files with 33 additions and 13 deletions
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46
examples/contextmenu/source/contextmenu_sample.d
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@ -9,6 +9,8 @@ else
pragma(lib, "dfl.lib");
}
enum USE_MOUSE_DOWN_EVENT = true;
class MainForm : Form
{
private ContextMenu _contextMenu;
@ -33,26 +35,44 @@ class MainForm : Form
};
_contextMenu.menuItems.add(contextMenuItem1);
_contextMenu.menuItems.addRange([contextMenuItem2, contextMenuItem3]);
static if (USE_MOUSE_DOWN_EVENT)
{
this.mouseDown ~= (Control c, MouseEventArgs e) {
if (e.button & MouseButtons.RIGHT)
{
if (_contextMenu)
{
Point pt = Point(e.x, e.y);
ClientToScreen(handle, &pt.point);
_contextMenu.show(this, pt);
}
}
};
}
}
override void wndProc(ref Message msg)
static if (!USE_MOUSE_DOWN_EVENT)
{
switch (msg.msg)
override void wndProc(ref Message msg)
{
case WM_RBUTTONDOWN:
switch (msg.msg)
{
if (_contextMenu)
case WM_RBUTTONDOWN:
{
POINT pt;
GetCursorPos(&pt);
_contextMenu.show(this, Point(&pt));
if (_contextMenu)
{
POINT pt;
GetCursorPos(&pt);
_contextMenu.show(this, Point(&pt));
}
return;
}
default:
{
super.wndProc(msg);
return;
}
return;
}
default:
{
super.wndProc(msg);
return;
}
}
}