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richmemo: gtk2 missing links implementation

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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@4604 8e941d3f-bd1b-0410-a28a-d453659cc2b4
This commit is contained in:
skalogryz
2016-04-02 21:08:08 +00:00
parent 89e226a221
commit e1ee689c1c
1 changed files with 44 additions and 0 deletions
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44
components/richmemo/gtk2/gtk2richmemo.pas
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@ -40,6 +40,7 @@ uses
const
TagNameNumeric = 'numeric';
TagNameSubOrSuper = 'suborsuper';
TagNameLink = 'link';
BulletChar = #$E2#$80#$A2;
TabChar = #$09;
@ -90,6 +91,12 @@ type
var AStopList: TTabStopList): Boolean; override;
class function GetParaRange(const AWinControl: TWinControl; TextStart: Integer; var rng: TParaRange): Boolean; override;
class procedure SetTextUIParams(const AWinControl: TWinControl; TextStart, TextLen: Integer;
const ui: TTextUIParam); override;
class function GetTextUIParams(const AWinControl: TWinControl; TextStart: Integer;
var ui: TTextUIParam): Boolean; override;
class procedure InDelText(const AWinControl: TWinControl; const TextUTF8: String; DstStart, DstLen: Integer); override;
class function CharAtPos(const AWinControl: TWinControl; x,y: Integer): Integer; override;
@ -628,6 +635,9 @@ var
WidgetInfo: PWidgetInfo;
buffer: PGtkTextBuffer;
SS:TPoint;
gcolor : TGdkColor;
const
pu: array [Boolean] of gint = (PANGO_UNDERLINE_NONE, PANGO_UNDERLINE_SINGLE);
begin
Widget := gtk_scrolled_window_new(nil, nil);
Result := TLCLIntfHandle(PtrUInt(Widget));
@ -674,6 +684,13 @@ begin
gtk_text_buffer_create_tag (buffer, TagNameSubOrSuper, nil);
gcolor := TColortoTGDKColor(clBlue);
gtk_text_buffer_create_tag (buffer, TagNameLink, 'foreground-gdk', [@gcolor,
'foreground-set', gboolean(gTRUE),
'underline-set', gboolean(gTRUE),
'underline', gint(pu[true]),
nil] );
Set_RC_Name(AWinControl, Widget);
SetCallbacks(Widget, WidgetInfo);
end;
@ -1188,6 +1205,33 @@ begin
Result:=true;
end;
class procedure TGtk2WSCustomRichMemo.SetTextUIParams(
const AWinControl: TWinControl; TextStart, TextLen: Integer;
const ui: TTextUIParam);
var
TextWidget: PGtkWidget;
buffer : PGtkTextBuffer;
tag : Pointer;
istart : TGtkTextIter;
iend : TGtkTextIter;
begin
GetWidgetBuffer(AWinControl, TextWidget, buffer);
if not Assigned(buffer) then Exit;
if uiLink in ui.features then begin
gtk_text_buffer_get_iter_at_offset (buffer, @istart, TextStart);
gtk_text_buffer_get_iter_at_offset (buffer, @iend, TextStart+TextLen);
gtk_text_buffer_apply_tag_by_name(buffer, TagNameLink, @istart, @iend);
end;
end;
class function TGtk2WSCustomRichMemo.GetTextUIParams(
const AWinControl: TWinControl; TextStart: Integer; var ui: TTextUIParam
): Boolean;
begin
//Result:=inherited GetTextUIParams(AWinControl, TextStart, ui);
end;
class procedure TGtk2WSCustomRichMemo.InDelText(const AWinControl: TWinControl;
const TextUTF8: String; DstStart, DstLen: Integer);
var