///////////////////////////////////////////////////////////////////////////////
-// Name: generic/renderg.cpp
+// Name: src/generic/renderg.cpp
// Purpose: generic implementation of wxRendererNative (for any platform)
// Author: Vadim Zeitlin
// Modified by:
#pragma hdrstop
#endif
+#include "wx/renderer.h"
+
#ifndef WX_PRECOMP
#include "wx/string.h"
+ #include "wx/dc.h"
+ #include "wx/settings.h"
+ #include "wx/gdicmn.h"
+ #include "wx/module.h"
#endif //WX_PRECOMP
-#include "wx/gdicmn.h"
-#include "wx/dc.h"
-
-#include "wx/settings.h"
-
-#include "wx/renderer.h"
+#include "wx/splitter.h"
+#include "wx/dcmirror.h"
// ----------------------------------------------------------------------------
// wxRendererGeneric: our wxRendererNative implementation
virtual void DrawHeaderButton(wxWindow *win,
wxDC& dc,
const wxRect& rect,
- int flags = 0);
+ int flags = 0,
+ wxHeaderButtonParams* params = NULL);
+
+ virtual void DrawHeaderButtonContents(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int flags = 0,
+ wxHeaderButtonParams* params = NULL);
+
+ virtual int GetHeaderButtonHeight(wxWindow *win);
virtual void DrawTreeItemButton(wxWindow *win,
wxDC& dc,
virtual void DrawSplitterBorder(wxWindow *win,
wxDC& dc,
- const wxRect& rect);
+ const wxRect& rect,
+ int flags = 0);
virtual void DrawSplitterSash(wxWindow *win,
wxDC& dc,
const wxSize& size,
- wxCoord position);
+ wxCoord position,
+ wxOrientation orient,
+ int flags = 0);
+
+ virtual void DrawComboBoxDropButton(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int flags = 0);
+ virtual void DrawDropArrow(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int flags = 0);
- virtual wxPoint GetSplitterSashAndBorder(const wxWindow *win);
+ virtual void DrawCheckBox(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int flags = 0);
+ virtual void DrawPushButton(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int flags = 0);
+
+ virtual void DrawItemSelectionRect(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int flags = 0);
+
+ virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
+
+ virtual wxRendererVersion GetVersion() const
+ {
+ return wxRendererVersion(wxRendererVersion::Current_Version,
+ wxRendererVersion::Current_Age);
+ }
+
+
+ // Cleanup by deleting standard renderer
+ static void Cleanup();
+
+ // Get the generic object
+ static wxRendererGeneric* DoGetGeneric();
protected:
// draw the rectange using the first pen for the left and top sides and
m_penDarkGrey,
m_penLightGrey,
m_penHighlight;
+
+ static wxRendererGeneric* sm_rendererGeneric;
};
// ============================================================================
// wxRendererGeneric implementation
// ============================================================================
+// Get the generic object
+wxRendererGeneric* wxRendererGeneric::DoGetGeneric()
+{
+ if (!sm_rendererGeneric)
+ sm_rendererGeneric = new wxRendererGeneric;
+ return sm_rendererGeneric;
+}
+
// ----------------------------------------------------------------------------
// wxRendererGeneric creation
// ----------------------------------------------------------------------------
/* static */
wxRendererNative& wxRendererNative::GetGeneric()
{
- static wxRendererGeneric s_rendererGeneric;
-
- return s_rendererGeneric;
+ return * wxRendererGeneric::DoGetGeneric();
}
-// some platforms have their own renderers
-#if !defined(__WXMSW__) && !defined(__WXMAC__) && !defined(__WXGTK__)
-
-/* static */
-wxRendererNative& wxRendererNative::Get()
+void wxRendererGeneric::Cleanup()
{
- return GetGeneric();
+ if (sm_rendererGeneric)
+ delete sm_rendererGeneric;
+
+ sm_rendererGeneric = NULL;
}
-#endif // platforms using their own renderers
+wxRendererGeneric* wxRendererGeneric::sm_rendererGeneric = NULL;
wxRendererGeneric::wxRendererGeneric()
: m_penBlack(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW)),
// ----------------------------------------------------------------------------
void
-wxRendererGeneric::DrawHeaderButton(wxWindow * WXUNUSED(win),
+wxRendererGeneric::DrawHeaderButton(wxWindow* win,
wxDC& dc,
const wxRect& rect,
- int WXUNUSED(flags))
+ int flags,
+ wxHeaderButtonParams* params)
{
const int CORNER = 1;
w = rect.width,
h = rect.height;
+ dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)));
+ dc.SetPen(*wxTRANSPARENT_PEN);
+ dc.DrawRectangle(rect);
+
dc.SetBrush(*wxTRANSPARENT_BRUSH);
dc.SetPen(m_penBlack);
dc.DrawRectangle( x, y, 1, h ); // left (outer)
dc.DrawLine( x, y+h-1, x+1, y+h-1 );
dc.DrawLine( x+w-1, y, x+w-1, y+1 );
+
+ DrawHeaderButtonContents(win, dc, rect, flags, params);
+}
+
+void
+wxRendererGeneric::DrawHeaderButtonContents(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int flags,
+ wxHeaderButtonParams* params)
+{
+ // Mark this item as selected. For the generic version we'll just draw an
+ // underline
+ if ( flags & wxCONTROL_SELECTED )
+ {
+ // draw a line at the bottom of the header button, overlaying the
+ // native hot-tracking line (on XP)
+ const int penwidth = 3;
+ int y = rect.y + rect.height + 1 - penwidth;
+ wxColour c = (params && params->m_selectionColour.Ok()) ?
+ params->m_selectionColour : wxColour(0x66, 0x66, 0x66);
+ wxPen pen(c, penwidth);
+ pen.SetCap(wxCAP_BUTT);
+ dc.SetPen(pen);
+ dc.DrawLine(rect.x, y, rect.x + rect.width, y);
+ }
+
+ // Draw an up or down arrow
+ int arrowSpace = 0;
+ if (flags & (wxCONTROL_UPICON | wxCONTROL_DOWNICON) )
+ {
+ wxRect ar = rect;
+
+ // make a rect for the arrow
+ ar.height = 4;
+ ar.width = 8;
+ ar.y += (rect.height - ar.height)/2;
+ ar.x = ar.x + rect.width - 3*ar.width/2;
+ arrowSpace = 3*ar.width/2; // space to preserve when drawing the label
+
+ wxPoint triPt[3];
+ if ( flags & wxCONTROL_UPICON )
+ {
+ triPt[0].x = ar.width / 2;
+ triPt[0].y = 0;
+ triPt[1].x = ar.width;
+ triPt[1].y = ar.height;
+ triPt[2].x = 0;
+ triPt[2].y = ar.height;
+ }
+ else
+ {
+ triPt[0].x = 0;
+ triPt[0].y = 0;
+ triPt[1].x = ar.width;
+ triPt[1].y = 0;
+ triPt[2].x = ar.width / 2;
+ triPt[2].y = ar.height;
+ }
+
+ wxColour c = (params && params->m_arrowColour.Ok()) ?
+ params->m_arrowColour : wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW);
+ dc.SetPen(wxPen(c));
+ dc.SetBrush(wxBrush(c));
+ dc.DrawPolygon( 3, triPt, ar.x, ar.y);
+ }
+
+ const int margin = 5; // number of pixels to reserve on either side of the label
+ int bmpWidth = 0;
+ int txtEnd = 0;
+
+ if ( params && params->m_labelBitmap.Ok() )
+ bmpWidth = params->m_labelBitmap.GetWidth() + 2;
+
+ // Draw a label if one is given
+ if ( params && !params->m_labelText.empty() )
+ {
+ wxFont font = params->m_labelFont.Ok() ?
+ params->m_labelFont : win->GetFont();
+ wxColour clr = params->m_labelColour.Ok() ?
+ params->m_labelColour : win->GetForegroundColour();
+
+ wxString label( params->m_labelText );
+
+ dc.SetFont(font);
+ dc.SetTextForeground(clr);
+ dc.SetBackgroundMode(wxTRANSPARENT);
+
+ int tw, th, td, x, y;
+ dc.GetTextExtent( label, &tw, &th, &td);
+ y = rect.y + wxMax(0, (rect.height - (th+td)) / 2);
+
+ // truncate and add an ellipsis (...) if the text is too wide.
+ int targetWidth = rect.width - arrowSpace - bmpWidth - 2*margin;
+ if ( tw > targetWidth )
+ {
+ int ellipsisWidth;
+ dc.GetTextExtent( wxT("..."), &ellipsisWidth, NULL);
+ do {
+ label.Truncate( label.length() - 1 );
+ dc.GetTextExtent( label, &tw, &th);
+ } while (tw + ellipsisWidth > targetWidth && label.length() );
+ label.append( wxT("...") );
+ tw += ellipsisWidth;
+ }
+
+ switch (params->m_labelAlignment)
+ {
+ default:
+ case wxALIGN_LEFT:
+ x = rect.x + margin;
+ break;
+ case wxALIGN_CENTER:
+ x = rect.x + wxMax(0, (rect.width - arrowSpace - tw - bmpWidth)/2);
+ break;
+ case wxALIGN_RIGHT:
+ x = rect.x + wxMax(0, rect.width - arrowSpace - margin - tw - bmpWidth);
+ break;
+ }
+
+ dc.DrawText(label, x, y);
+ txtEnd = x + tw + 2;
+ }
+
+ // draw the bitmap if there is one
+ if ( params && params->m_labelBitmap.Ok() )
+ {
+ int w, h, x, y;
+ w = params->m_labelBitmap.GetWidth();
+ h = params->m_labelBitmap.GetHeight();
+
+ y = rect.y + wxMax(1, (rect.height - h) / 2);
+
+ // if there is a text label, then put the bitmap at the end of the label
+ if ( txtEnd != 0 )
+ {
+ x = txtEnd;
+ }
+ // otherwise use the alignment flags
+ else
+ {
+ switch (params->m_labelAlignment)
+ {
+ default:
+ case wxALIGN_LEFT:
+ x = rect.x + margin;
+ break;
+ case wxALIGN_CENTER:
+ x = rect.x + wxMax(1, (rect.width - arrowSpace - w)/2);
+ break;
+ case wxALIGN_RIGHT:
+ x = rect.x + wxMax(1, rect.width - arrowSpace - margin - w);
+ break;
+ }
+ }
+ dc.DrawBitmap(params->m_labelBitmap, x, y, true);
+ }
+}
+
+
+int wxRendererGeneric::GetHeaderButtonHeight(wxWindow *win)
+{
+ // Copied and adapted from src/generic/listctrl.cpp
+ const int HEADER_OFFSET_Y = 1;
+ const int EXTRA_HEIGHT = 4;
+
+ int w=0, h=14, d=0;
+ if (win)
+ win->GetTextExtent(wxT("Hg"), &w, &h, &d);
+
+ return h + d + 2 * HEADER_OFFSET_Y + EXTRA_HEIGHT;
}
+
// draw the plus or minus sign
void
wxRendererGeneric::DrawTreeItemButton(wxWindow * WXUNUSED(win),
const wxRect& rect,
int flags)
{
- // white background
- dc.SetPen(*wxGREY_PEN);
- dc.SetBrush(*wxWHITE_BRUSH);
- dc.DrawRectangle(rect.Deflate(1, 2));
+ // store settings
+ wxDCPenChanger penChanger(dc, *wxGREY_PEN);
+ wxDCBrushChanger brushChanger(dc, *wxWHITE_BRUSH);
+
+ dc.DrawRectangle(rect);
// black lines
const wxCoord xMiddle = rect.x + rect.width/2;
const wxCoord yMiddle = rect.y + rect.height/2;
+ // half of the length of the horz lines in "-" and "+"
+ const wxCoord halfWidth = rect.width/2 - 2;
dc.SetPen(*wxBLACK_PEN);
- dc.DrawLine(xMiddle - 2, yMiddle, xMiddle + 3, yMiddle);
+ dc.DrawLine(xMiddle - halfWidth, yMiddle,
+ xMiddle + halfWidth + 1, yMiddle);
+
if ( !(flags & wxCONTROL_EXPANDED) )
{
// turn "-" into "+"
- dc.DrawLine(xMiddle, yMiddle - 2, xMiddle, yMiddle + 3);
+ const wxCoord halfHeight = rect.height/2 - 2;
+ dc.DrawLine(xMiddle, yMiddle - halfHeight,
+ xMiddle, yMiddle + halfHeight + 1);
}
}
// sash drawing
// ----------------------------------------------------------------------------
-wxPoint
-wxRendererGeneric::GetSplitterSashAndBorder(const wxWindow * WXUNUSED(win))
+wxSplitterRenderParams
+wxRendererGeneric::GetSplitterParams(const wxWindow *win)
{
// see below
- return wxPoint(7, 2);
+ wxCoord sashWidth,
+ border;
+
+ if ( win->HasFlag(wxSP_3DSASH) )
+ sashWidth = 7;
+ else if ( win->HasFlag(wxSP_NOSASH) )
+ sashWidth = 0;
+ else // no 3D effect
+ sashWidth = 3;
+
+ if ( win->HasFlag(wxSP_3DBORDER) )
+ border = 2;
+ else // no 3D effect
+ border = 0;
+
+ return wxSplitterRenderParams(sashWidth, border, false);
}
void
-wxRendererGeneric::DrawSplitterBorder(wxWindow * WXUNUSED(win),
+wxRendererGeneric::DrawSplitterBorder(wxWindow *win,
wxDC& dc,
- const wxRect& rectOrig)
+ const wxRect& rectOrig,
+ int WXUNUSED(falgs))
{
- wxRect rect = rectOrig;
- DrawShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
- DrawShadedRect(dc, &rect, m_penBlack, m_penLightGrey);
+ if ( win->HasFlag(wxSP_3DBORDER) )
+ {
+ wxRect rect = rectOrig;
+ DrawShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
+ DrawShadedRect(dc, &rect, m_penBlack, m_penLightGrey);
+ }
}
void
-wxRendererGeneric::DrawSplitterSash(wxWindow * WXUNUSED(win),
- wxDC& dc,
- const wxSize& size,
- wxCoord position)
+wxRendererGeneric::DrawSplitterSash(wxWindow *win,
+ wxDC& dcReal,
+ const wxSize& sizeReal,
+ wxCoord position,
+ wxOrientation orient,
+ int WXUNUSED(flags))
{
- // we draw a Win32-like sash here:
+ // to avoid duplicating the same code for horizontal and vertical sashes,
+ // simply mirror the DC instead if needed (i.e. if horz splitter)
+ wxMirrorDC dc(dcReal, orient != wxVERTICAL);
+ wxSize size = dc.Reflect(sizeReal);
+
+
+ // we draw a Win32-like grey sash with possible 3D border here:
//
// ---- this is position
// /
// GWGGGDB and lower letters are our border (already drawn)
// GWGGGDB
// wWGGGDd
+ //
+ // only the middle 3 columns are drawn unless wxSP_3D is specified
const wxCoord h = size.y;
+ wxCoord offset = 0;
- // from left to right
- dc.SetPen(m_penLightGrey);
- dc.DrawLine(position, 1, position, h - 1);
-
- dc.SetPen(m_penHighlight);
- dc.DrawLine(position + 1, 0, position + 1, h);
+ // If we're drawing the border, draw the sash 3d lines shorter
+ if ( win->HasFlag(wxSP_3DBORDER) )
+ {
+ offset = 1;
+ }
dc.SetPen(*wxTRANSPARENT_PEN);
dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)));
- dc.DrawRectangle(position + 2, 0, 3, h);
- dc.SetPen(m_penDarkGrey);
- dc.DrawLine(position + 5, 0, position + 5, h);
+ if ( win->HasFlag(wxSP_3DSASH) )
+ {
+ // Draw the 3D sash
+ dc.DrawRectangle(position + 2, 0, 3, h);
- dc.SetPen(m_penBlack);
- dc.DrawLine(position + 6, 1, position + 6, h - 1);
+ dc.SetPen(m_penLightGrey);
+ dc.DrawLine(position, offset, position, h - offset);
+
+ dc.SetPen(m_penHighlight);
+ dc.DrawLine(position + 1, 0, position + 1, h);
+
+ dc.SetPen(m_penDarkGrey);
+ dc.DrawLine(position + 5, 0, position + 5, h);
+
+ dc.SetPen(m_penBlack);
+ dc.DrawLine(position + 6, offset, position + 6, h - offset);
+ }
+ else
+ {
+ // Draw a flat sash
+ dc.DrawRectangle(position, 0, 3, h);
+ }
+}
+
+// ----------------------------------------------------------------------------
+// button drawing
+// ----------------------------------------------------------------------------
+
+void
+wxRendererGeneric::DrawComboBoxDropButton(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int flags)
+{
+ DrawPushButton(win,dc,rect,flags);
+ DrawDropArrow(win,dc,rect,flags);
+}
+
+void
+wxRendererGeneric::DrawDropArrow(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int WXUNUSED(flags))
+{
+ // This generic implementation should be good
+ // enough for Windows platforms (including XP).
+
+ int arrowHalf = rect.width/5;
+ int rectMid = rect.width / 2;
+ int arrowTopY = (rect.height/2) - (arrowHalf/2);
+
+ // This should always result in arrow with odd width.
+ wxPoint pt[] =
+ {
+ wxPoint(rectMid - arrowHalf, arrowTopY),
+ wxPoint(rectMid + arrowHalf, arrowTopY),
+ wxPoint(rectMid, arrowTopY + arrowHalf)
+ };
+ dc.SetBrush(wxBrush(win->GetForegroundColour()));
+ dc.SetPen(wxPen(win->GetForegroundColour()));
+ dc.DrawPolygon(WXSIZEOF(pt), pt, rect.x, rect.y);
+}
+
+void
+wxRendererGeneric::DrawCheckBox(wxWindow *WXUNUSED(win),
+ wxDC& dc,
+ const wxRect& rect,
+ int flags)
+{
+ dc.SetPen(*(flags & wxCONTROL_DISABLED ? wxGREY_PEN : wxBLACK_PEN));
+ dc.SetBrush( *wxTRANSPARENT_BRUSH );
+ dc.DrawRectangle(rect);
+
+ if ( flags & wxCONTROL_CHECKED )
+ {
+ dc.DrawCheckMark(rect.Deflate(2, 2));
+ }
+}
+
+void
+wxRendererGeneric::DrawPushButton(wxWindow *win,
+ wxDC& dc,
+ const wxRect& rect,
+ int flags)
+{
+ // Don't try anything too fancy. It'll just turn out looking
+ // out-of-place on most platforms.
+ wxColour bgCol = flags & wxCONTROL_DISABLED ?
+ wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE) :
+ win->GetBackgroundColour();
+ dc.SetBrush(wxBrush(bgCol));
+ dc.SetPen(wxPen(bgCol));
+ dc.DrawRectangle(rect);
+}
+
+void
+wxRendererGeneric::DrawItemSelectionRect(wxWindow * WXUNUSED(win),
+ wxDC& dc,
+ const wxRect& rect,
+ int flags)
+{
+ wxBrush brush;
+ if ( flags & wxCONTROL_SELECTED )
+ {
+ if ( flags & wxCONTROL_FOCUSED )
+ {
+ brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT));
+ }
+ else // !focused
+ {
+ brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNSHADOW));
+ }
+ }
+ else // !selected
+ {
+ brush = *wxTRANSPARENT_BRUSH;
+ }
+
+ dc.SetBrush(brush);
+ dc.SetPen(flags & wxCONTROL_CURRENT ? *wxBLACK_PEN : *wxTRANSPARENT_PEN);
+
+ dc.DrawRectangle( rect );
}
+
+// ----------------------------------------------------------------------------
+// A module to allow cleanup of generic renderer.
+// ----------------------------------------------------------------------------
+
+class wxGenericRendererModule: public wxModule
+{
+DECLARE_DYNAMIC_CLASS(wxGenericRendererModule)
+public:
+ wxGenericRendererModule() {}
+ bool OnInit() { return true; };
+ void OnExit() { wxRendererGeneric::Cleanup(); };
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxGenericRendererModule, wxModule)
projects / wxWidgets.git / blobdiff