AuroraMiddleware/wxWidgets
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Store canvas attributes in the canvas itself in the dialogs sample.

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Simplify the code by not transferring font and colours between canvas and
wxTheApp but use canvas font and colours directly instead.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@62265 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2009-10-05 22:53:44 +00:00
parent 5b05ce47a4
commit 3406ebd4ea
2 changed files with 12 additions and 18 deletions
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25
samples/dialogs/dialogs.cpp
View File

@ -271,9 +271,6 @@ bool MyApp::OnInit()
wxInitAllImageHandlers();
#endif
m_canvasTextColour = *wxBLACK;
m_canvasFont = *wxNORMAL_FONT;
// Create the main frame window
MyFrame *frame = new MyFrame(wxT("wxWidgets dialogs example"));
@ -544,12 +541,12 @@ void MyFrame::GetColour(wxCommandEvent& WXUNUSED(event))
wxColour clr = wxGetColourFromUser
(
this,
wxGetApp().m_canvasTextColour,
m_canvas->GetForegroundColour(),
"Please choose the foreground colour"
);
if ( clr.IsOk() )
{
wxGetApp().m_canvasTextColour = clr;
m_canvas->SetForegroundColour(clr);
m_canvas->Refresh();
}
//else: dialog cancelled by user
@ -592,8 +589,8 @@ void MyFrame::ChooseColourGeneric(wxCommandEvent& WXUNUSED(event))
void MyFrame::ChooseFont(wxCommandEvent& WXUNUSED(event) )
{
wxFontData data;
data.SetInitialFont(wxGetApp().m_canvasFont);
data.SetColour(wxGetApp().m_canvasTextColour);
data.SetInitialFont(m_canvas->GetFont());
data.SetColour(m_canvas->GetForegroundColour());
// you might also do this:
//
@ -605,8 +602,8 @@ void MyFrame::ChooseFont(wxCommandEvent& WXUNUSED(event) )
if (dialog.ShowModal() == wxID_OK)
{
wxFontData retData = dialog.GetFontData();
wxGetApp().m_canvasFont = retData.GetChosenFont();
wxGetApp().m_canvasTextColour = retData.GetColour();
m_canvas->SetFont(retData.GetChosenFont());
m_canvas->SetForegroundColour(retData.GetColour());
m_canvas->Refresh();
}
//else: cancelled by the user, don't change the font
@ -617,15 +614,15 @@ void MyFrame::ChooseFont(wxCommandEvent& WXUNUSED(event) )
void MyFrame::ChooseFontGeneric(wxCommandEvent& WXUNUSED(event) )
{
wxFontData data;
data.SetInitialFont(wxGetApp().m_canvasFont);
data.SetColour(wxGetApp().m_canvasTextColour);
data.SetInitialFont(m_canvas->GetFont());
data.SetColour(m_canvas->GetForegroundColour());
wxGenericFontDialog *dialog = new wxGenericFontDialog(this, data);
if (dialog->ShowModal() == wxID_OK)
{
wxFontData retData = dialog->GetFontData();
wxGetApp().m_canvasFont = retData.GetChosenFont();
wxGetApp().m_canvasTextColour = retData.GetColour();
m_canvas->SetFont(retData.GetChosenFont());
m_canvas->SetForegroundColour(retData.GetColour());
m_canvas->Refresh();
}
dialog->Destroy();
@ -1933,8 +1930,6 @@ void MyFrame::OnFindDialog(wxFindDialogEvent& event)
void MyCanvas::OnPaint(wxPaintEvent& WXUNUSED(event) )
{
wxPaintDC dc(this);
dc.SetFont(wxGetApp().m_canvasFont);
dc.SetTextForeground(wxGetApp().m_canvasTextColour);
dc.SetBackgroundMode(wxTRANSPARENT);
dc.DrawText(
wxT("wxWidgets common dialogs")

5
samples/dialogs/dialogs.h
View File

@ -117,9 +117,6 @@ class MyApp: public wxApp
public:
virtual bool OnInit();
wxFont m_canvasFont;
wxColour m_canvasTextColour;
protected:
#if wxUSE_LOG
virtual wxAppTraits *CreateTraits() { return new MyAppTraits; }
@ -434,7 +431,9 @@ class MyCanvas: public wxScrolledWindow
public:
MyCanvas(wxWindow *parent) : wxScrolledWindow(parent, wxID_ANY)
{
SetForegroundColour(*wxBLACK);
SetBackgroundColour(*wxWHITE);
SetFont(*wxNORMAL_FONT);
}
private: