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unit mainfrm;
{$mode objfpc}{$H+}
interface
uses
SysUtils, Classes, fpg_base, fpg_main,
fpg_form, fpg_button, fpg_menu, fpg_textedit, fpg_panel,
fpg_label;
type
TMainForm = class(TfpgForm)
private
{@VFD_HEAD_BEGIN: MainFrom}
menu: TfpgMenuBar;
mnuFile: TfpgPopupMenu;
mnuEdit: TfpgPopupMenu;
mnuSearch: TfpgPopupMenu;
memEditor: TfpgTextEdit;
btnGO: TfpgButton;
bevStatusBar: TfpgBevel;
lblStatusText: TfpgLabel;
{@VFD_HEAD_END: MainFrom}
FTextToFind: TfpgString;
FFindOptions: TfpgFindOptions;
FIsForward: boolean;
FFilename: TfpgString;
procedure FormShow(Sender: TObject);
procedure miOpenClick(Sender: TObject);
procedure miSaveClick(Sender: TObject);
procedure miSaveAsClick(Sender: TObject);
procedure miGoToLineClick(Sender: TObject);
procedure miFindClick(Sender: TObject);
procedure miFindNextClick(Sender: TObject);
procedure miQuitClick(Sender: TObject);
procedure miCutClicked(Sender: TObject);
procedure miCopyClicked(Sender: TObject);
procedure miPasteClicked(Sender: TObject);
procedure btnGOClick(Sender: TObject);
procedure memEditorChanged(Sender: TObject);
procedure UpdateStatus(const AMessage: TfpgString);
public
procedure AfterCreate; override;
end;
{@VFD_NEWFORM_DECL}
implementation
uses
elastictabstops,
fpg_dialogs,
frm_find;
{@VFD_NEWFORM_IMPL}
procedure TMainForm.FormShow(Sender: TObject);
var
s: string;
begin
if ParamCount > 0 then
begin
// ShowMessage(ParamStr(1));
s := ParamStr(1);
if Pos('file://', s) > 0 then
s := StringReplace(s, 'file://', '', []);
memEditor.LoadFromFile(s);
FFilename := s;
UpdateStatus(FFilename);
end;
end;
procedure TMainForm.miOpenClick(Sender: TObject);
var
dlg: TfpgFileDialog;
begin
dlg := TfpgFileDialog.Create(nil);
try
if dlg.RunOpenFile then
begin
memEditor.Lines.LoadFromFile(dlg.FileName);
FFileName := dlg.FileName;
UpdateStatus(FFileName);
end;
finally
dlg.Free;
end;
end;
procedure TMainForm.miSaveClick(Sender: TObject);
var
dlg: TfpgFileDialog;
begin
dlg := TfpgFileDialog.Create(nil);
try
if FFilename <> '' then
dlg.FileName := FFilename;
if dlg.RunSaveFile then
begin
memEditor.Lines.SaveToFile(dlg.FileName);
UpdateStatus(Format('<%s> successfully saved.', [FFileName]));
end;
finally
dlg.Free;
end;
end;
procedure TMainForm.miSaveAsClick(Sender: TObject);
var
dlg: TfpgFileDialog;
begin
dlg := TfpgFileDialog.Create(nil);
try
if FFilename <> '' then
dlg.FileName := FFilename;
if dlg.RunSaveFile then
begin
memEditor.Lines.SaveToFile(dlg.FileName);
FFilename := dlg.FileName;
UpdateStatus(Format('<%s> successfully saved.', [FFileName]));
end;
finally
dlg.Free;
end;
end;
procedure TMainForm.miGoToLineClick(Sender: TObject);
var
sValue: string;
i: integer;
begin
if fpgInputQuery('Go to line', 'Go to line number?', sValue) then
begin
try
i := StrToInt(sValue);
memEditor.GotoLine(i);
except
on E: Exception do
ShowMessage('Invalid line number.' + LineEnding + E.Message);
end;
end;
end;
procedure TMainForm.miFindClick(Sender: TObject);
var
dlg: TFindForm;
begin
FTextToFind := '';
dlg := TFindForm.Create(nil);
try
if dlg.Execute then
begin
FTextToFind := dlg.TextToFind;
FFindOptions := dlg.FindOptions;
FIsForward := dlg.IsForward;
miFindNextClick(nil);
end;
finally
dlg.Free;
end;
end;
procedure TMainForm.miFindNextClick(Sender: TObject);
begin
if FTextToFind <> '' then
memEditor.FindText(FTextToFind, FFindOptions, FIsForward);
end;
procedure TMainForm.miQuitClick(Sender: TObject);
begin
Close;
end;
procedure TMainForm.miCutClicked(Sender: TObject);
begin
memEditor.CutToClipboard;
end;
procedure TMainForm.miCopyClicked(Sender: TObject);
begin
memEditor.CopyToClipboard;
end;
procedure TMainForm.miPasteClicked(Sender: TObject);
begin
memEditor.PasteFromClipboard;
end;
procedure TMainForm.btnGOClick(Sender: TObject);
var
ftr: TElasticTabstopsDocFilter;
begin
{
ftr := TElasticTabstopsDocFilter.Create(memEditor);
try
try
ftr.StretchTabstops;
finally
ftr.Free;
end;
except
on E: exception do
ShowMessage(e.Message);
end;
}
end;
procedure TMainForm.memEditorChanged(Sender: TObject);
var
ftr: TElasticTabstopsDocFilter;
begin
{
ftr := TElasticTabstopsDocFilter.Create(memEditor);
try
try
ftr.StretchTabstops;
finally
ftr.Free;
end;
except
on E: exception do
ShowMessage(e.Message);
end;
}
end;
procedure TMainForm.UpdateStatus(const AMessage: TfpgString);
begin
lblStatusText.Text := AMessage;
end;
procedure TMainForm.AfterCreate;
begin
{@VFD_BODY_BEGIN: MainFrom}
Name := 'MainFrom';
SetPosition(326, 207, 717, 410);
WindowTitle := 'fpGUI nanoedit';
Hint := '';
WindowPosition := wpScreenCenter;
OnShow := @FormShow;
menu := TfpgMenuBar.Create(self);
with menu do
begin
Name := 'menu';
SetPosition(0, 0, 717, 24);
Anchors := [anLeft,anRight,anTop];
end;
mnuFile := TfpgPopupMenu.Create(self);
with mnuFile do
begin
Name := 'mnuFile';
SetPosition(340, 6, 120, 20);
AddMenuItem('Open...', 'Ctrl+O', @miOpenClick);
AddMenuItem('Save', 'Ctrl+S', @miSaveClick);
AddMenuItem('Save as...', 'Ctrl+Shift+S', @miSaveAsClick);
AddMenuItem('-', '', nil);
AddMenuItem('Quit', 'Ctrl+Q', @miQuitClick);
end;
mnuEdit := TfpgPopupMenu.Create(self);
with mnuEdit do
begin
Name := 'mnuEdit';
SetPosition(340, 44, 120, 20);
AddMenuItem('Cut', 'Ctrl+X', @miCutClicked);
AddMenuItem('Copy', 'Ctrl+C', @miCopyClicked);
AddMenuItem('Paste', 'Ctrl+V', @miPasteClicked);
end;
mnuSearch := TfpgPopupMenu.Create(self);
with mnuSearch do
begin
Name := 'mnuSearch';
SetPosition(340, 25, 120, 20);
AddMenuItem('Find...', 'Ctrl+F', @miFindClick);
AddMenuItem('Find next', 'F3', @miFindNextClick);
AddMenuItem('Replace', 'Ctrl+R', nil).Enabled := False;
AddMenuitem('-', '', nil);
AddMenuItem('Go to line...', 'Ctrl+G', @miGoToLineClick);
end;
memEditor := TfpgTextEdit.Create(self);
with memEditor do
begin
Name := 'memEditor';
SetPosition(0, 52, 717, 332);
Anchors := [anLeft,anRight,anTop,anBottom];
FontDesc := '#edit2';
GutterVisible := True;
RightEdge := True;
end;
btnGO := TfpgButton.Create(self);
with btnGO do
begin
Name := 'btnGO';
SetPosition(260, 26, 75, 24);
Text := 'GO';
FontDesc := '#Label1';
Hint := '';
ImageName := '';
TabOrder := 4;
OnClick := @btnGOClick;
end;
bevStatusBar := TfpgBevel.Create(self);
with bevStatusBar do
begin
Name := 'bevStatusBar';
SetPosition(1, 387, 715, 22);
Anchors := [anLeft,anRight,anBottom];
Hint := '';
Style := bsLowered;
end;
lblStatusText := TfpgLabel.Create(bevStatusBar);
with lblStatusText do
begin
Name := 'lblStatusText';
SetPosition(4, 4, 704, 15);
Anchors := [anLeft,anRight,anTop];
FontDesc := '#Label1';
Hint := '';
Text := '';
end;
{@VFD_BODY_END: MainFrom}
menu.AddMenuItem('&File', nil).SubMenu := mnuFile;
menu.AddMenuItem('&Edit', nil).SubMenu := mnuEdit;
menu.AddMenuItem('&Search', nil).SubMenu := mnuSearch;
end;
end.
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