* Implemented a FileOpen and FileSave dialog. Both are the same class. It's

  not 100% yet. See ToDo list in header of gui_dialogs unit.
* Minor bug fix in ComboBox component and added missing (required) properties.
* Fixed a bug in TfpgCustomGrid.Destroy. Creating a decendant of TfpgCustomGrid
  caused a crash in the destructor.
* Fixed bug in ListBox where scrollbar did not move with mouse wheel input.
* Added a new FileDialog example project.

1 files changed, 98 insertions, 0 deletions

diff --git a/examples/gui/filedialog/filedialog.lpr b/examples/gui/filedialog/filedialog.lpr
new file mode 100644
index 00000000..a5ff4d2a
--- /dev/null
+++ b/examples/gui/filedialog/filedialog.lpr
@@ -0,0 +1,98 @@
+program filedialog;
+
+{$mode objfpc}{$H+}
+
+uses
+  {$IFDEF UNIX}{$IFDEF UseCThreads}
+  cthreads,
+  {$ENDIF}{$ENDIF}
+  Classes,
+  fpgfx,
+  gui_form,
+  gui_dialogs,
+  gui_button,
+  gui_edit,
+  gui_label;
+
+
+type
+  TMainForm = class(TfpgForm)
+  private
+    btnQuit: TfpgButton;
+    btnOpenFile: TfpgButton;
+    btnSaveFile: TfpgButton;
+    edFilename: TfpgEdit;
+    procedure   btnQuitClick(Sender: TObject);
+    procedure   btnOpenFileClick(Sender: TObject);
+    procedure   btnSaveFileClick(Sender: TObject);
+  public
+    constructor Create(AOwner: TComponent); override;
+  end;
+
+{ TMainForm }
+
+procedure TMainForm.btnQuitClick(Sender: TObject);
+begin
+  Close;
+end;
+
+procedure TMainForm.btnOpenFileClick(Sender: TObject);
+var
+  dlg: TfpgFileDialog;
+begin
+  dlg := TfpgFileDialog.Create(nil);
+  try
+    if dlg.RunOpenFile then
+      edFilename.Text := dlg.FileName;
+  finally
+    dlg.Free;
+  end;
+end;
+
+procedure TMainForm.btnSaveFileClick(Sender: TObject);
+var
+  dlg: TfpgFileDialog;
+begin
+  dlg := TfpgFileDialog.Create(nil);
+  try
+    if dlg.RunSaveFile then
+      edFilename.Text := dlg.FileName;
+  finally
+    dlg.Free;
+  end;
+end;
+
+constructor TMainForm.Create(AOwner: TComponent);
+begin
+  inherited Create(AOwner);
+  WindowTitle := 'File dialog test';
+  SetPosition(100, 100, 500, 400);
+  
+  btnOpenFile := CreateButton(self, 10, 10, 110, 'Open File...', @btnOpenFileClick);
+  btnSaveFile := CreateButton(self, 10, btnOpenFile.Bottom + 8, 110, 'Save File...', @btnSaveFileClick);
+
+  edFilename := CreateEdit(self, 10, btnSaveFile.Bottom + 15, Width - 20, 24);
+  edFilename.Text := '';
+
+  btnQuit := CreateButton(self, 415, 370, 80, 'Quit', @btnQuitClick);
+  btnQuit.ImageName := 'stdimg.Quit';
+  btnQuit.ShowImage := True;
+  btnQuit.Anchors := [anRight, anBottom];
+
+  btnOpenFile.TabOrder := 0;
+end;
+
+procedure MainProc;
+var
+  frm: TMainForm;
+begin
+  fpgApplication.Initialize;
+  frm := TMainForm.Create(nil);
+  frm.Show;
+  fpgApplication.Run;
+end;
+
+begin
+  MainProc;
+end.
+