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LCL-GTK2: Fix SpeedButton freeze after closing system popup menu without choosing menu item. Issue #38402, patch from Andrzej Kilijanski.

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git-svn-id: trunk@64431 -
This commit is contained in:
juha 2021-01-28 08:19:11 +00:00
parent 5a0bf2ed29
commit e7986013cc
2 changed files with 28 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
lcl/interfaces/gtk2/gtk2wscustommemo.inc
View File

@ -108,6 +108,9 @@ begin
SignalConnect(AWidgetInfo^.CoreWidget, 'cut-clipboard', @Gtk2WS_MemoCutToClip, AWidgetInfo);
SignalConnect(AWidgetInfo^.CoreWidget, 'copy-clipboard', @Gtk2WS_MemoCopyToClip, AWidgetInfo);
SignalConnect(AWidgetInfo^.CoreWidget, 'paste-clipboard', @Gtk2WS_MemoPasteFromClip, AWidgetInfo);
g_signal_connect_after(PGtkObject(AWidgetInfo^.CoreWidget), 'populate-popup',
gtk_signal_func(@gtkDefaultPopupMenuCloseFix), AWidgetInfo);
end;
class function TGtk2WSCustomMemo.CreateHandle(const AWinControl: TWinControl;

25
lcl/interfaces/gtk2/gtk2wsstdctrls.pp
View File

@ -412,6 +412,25 @@ begin
Result := nil;
end;
procedure gtkDefaultPopupMenuDeactivate(Widget: PGtkWidget; data: gPointer); cdecl;
begin
LastMouse.Button := 0;
LastMouse.ClickCount := 0;
LastMouse.Down := False;
LastMouse.MousePos := Point(0, 0);
LastMouse.Time := 0;
LastMouse.WinControl := nil;
end;
function gtkDefaultPopupMenuCloseFix(Widget: PGtkWidget; Menu: PGtkMenu;
data: gPointer): gboolean; cdecl;
begin
// needed because closing popup menu without clicking on any menu item
// freezes various controls, eg SpeedButton
g_signal_connect(PGtkObject(Menu), 'deactivate',
gtk_signal_func(@gtkDefaultPopupMenuDeactivate), nil);
end;
{$I gtk2memostrings.inc}
{ TGtk2WSCustomListBox }
@ -1063,6 +1082,9 @@ begin
SetCallback(LM_COPY, PGtkObject(AGtkWidget), AWidgetInfo^.LCLObject);
SetCallback(LM_PASTE, PGtkObject(AGtkWidget), AWidgetInfo^.LCLObject);
end;
g_signal_connect_after(PGtkObject(AGtkWidget), 'populate-popup',
gtk_signal_func(@gtkDefaultPopupMenuCloseFix), AWidgetInfo);
end;
class procedure TGtk2WSCustomEdit.GetPreferredSize(const AWinControl: TWinControl;
@ -1760,6 +1782,9 @@ begin
g_signal_connect_after(AMenu, 'selection-done', G_CALLBACK(@GtkPopupHideCB), AWidgetInfo);
end;
g_signal_connect_after(PGtkObject(GTK_BIN(ComboWidget)^.child), 'populate-popup',
gtk_signal_func(@gtkDefaultPopupMenuCloseFix), AWidgetInfo);
if (gtk_major_version >= 2) and (gtk_minor_version >= 10) then
g_signal_connect(ComboWidget, 'notify', TGCallback(@GtkNotifyCB), AWidgetInfo);