X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/95155e752c80e957bc2df39c44dce2853f7ce1f2..665b537f51f768e19cff57fa9b351a530d6b2015:/src/gtk/renderer.cpp diff --git a/src/gtk/renderer.cpp b/src/gtk/renderer.cpp index 2c16c49654..b60fac2845 100644 --- a/src/gtk/renderer.cpp +++ b/src/gtk/renderer.cpp @@ -6,7 +6,7 @@ // Created: 20.07.2003 // RCS-ID: $Id$ // Copyright: (c) 2003 Vadim Zeitlin -// License: wxWindows license +// License: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -24,19 +24,19 @@ #pragma hdrstop #endif -#ifndef WX_PRECOMP -#endif // WX_PRECOMP - +#include "wx/renderer.h" #include #include "wx/gtk/win_gtk.h" #include "wx/window.h" #include "wx/dc.h" -#include "wx/renderer.h" +#include "wx/dcclient.h" +#include "wx/settings.h" -#ifdef __WXGTK20__ - #include "wx/settings.h" -#endif // GTK 2.0 +// RR: After a correction to the orientation of the sash +// this doesn't seem to be required anymore and it +// seems to confuse some themes so USE_ERASE_RECT=0 +#define USE_ERASE_RECT 0 // ---------------------------------------------------------------------------- // wxRendererGTK: our wxRendererNative implementation @@ -51,23 +51,43 @@ public: const wxRect& rect, int flags = 0); -#ifdef __WXGTK20__ // draw the expanded/collapsed icon for a tree control item virtual void DrawTreeItemButton(wxWindow *win, wxDC& dc, const wxRect& rect, int flags = 0); -#endif // GTK 2.0 - // draw a (vertical) sash - // - // VZ: doesn't work -- nothing is shown on screen, why? -#if 0 + virtual void DrawSplitterBorder(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags = 0); virtual void DrawSplitterSash(wxWindow *win, wxDC& dc, const wxSize& size, - wxCoord position); -#endif // 0 + 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 wxSplitterRenderParams GetSplitterParams(const wxWindow *win); + +private: + // FIXME: shouldn't we destroy these windows somewhere? + + // used by DrawHeaderButton and DrawComboBoxDropButton + static GtkWidget *GetButtonWidget(); + + // used by DrawTreeItemButton() + static GtkWidget *GetTreeWidget(); }; // ============================================================================ @@ -75,111 +95,339 @@ public: // ============================================================================ /* static */ -wxRendererNative& wxRendererNative::Get() +wxRendererNative& wxRendererNative::GetDefault() { static wxRendererGTK s_rendererGTK; return s_rendererGTK; } +// ---------------------------------------------------------------------------- +// helper functions +// ---------------------------------------------------------------------------- + +GtkWidget * +wxRendererGTK::GetButtonWidget() +{ + static GtkWidget *s_button = NULL; + static GtkWidget *s_window = NULL; + + if ( !s_button ) + { + s_window = gtk_window_new( GTK_WINDOW_POPUP ); + gtk_widget_realize( s_window ); + s_button = gtk_button_new(); + gtk_container_add( GTK_CONTAINER(s_window), s_button ); + gtk_widget_realize( s_button ); + } + + return s_button; +} + +GtkWidget * +wxRendererGTK::GetTreeWidget() +{ + static GtkWidget *s_tree = NULL; + static GtkWidget *s_window = NULL; + + if ( !s_tree ) + { + s_tree = gtk_tree_view_new(); + s_window = gtk_window_new( GTK_WINDOW_POPUP ); + gtk_widget_realize( s_window ); + gtk_container_add( GTK_CONTAINER(s_window), s_tree ); + gtk_widget_realize( s_tree ); + } + + return s_tree; +} + +// ---------------------------------------------------------------------------- +// list/tree controls drawing +// ---------------------------------------------------------------------------- + void wxRendererGTK::DrawHeaderButton(wxWindow *win, wxDC& dc, const wxRect& rect, int flags) { + + GtkWidget *button = GetButtonWidget(); + gtk_paint_box ( - win->m_wxwindow->style, + button->style, + // FIXME: I suppose GTK_PIZZA(win->m_wxwindow)->bin_window doesn't work with wxMemoryDC. + // Maybe use code similar as in DrawComboBoxDropButton below? GTK_PIZZA(win->m_wxwindow)->bin_window, flags & wxCONTROL_DISABLED ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL, GTK_SHADOW_OUT, - (GdkRectangle*) NULL, - win->m_wxwindow, - (char *)"button", // const_cast - dc.XLOG2DEV(rect.x) - 1, rect.y - 1, rect.width + 2, rect.height + 2 + NULL, + button, + "button", + dc.XLOG2DEV(rect.x) -1, rect.y -1, rect.width +2, rect.height +2 ); } -#ifdef __WXGTK20__ - // draw a ">" or "v" button -// -// TODO: isn't there a GTK function to draw it? void -wxRendererGTK::DrawTreeItemButton(wxWindow* WXUNUSED(win), +wxRendererGTK::DrawTreeItemButton(wxWindow* win, wxDC& dc, const wxRect& rect, int flags) { - dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT), - wxSOLID)); - dc.SetPen(*wxBLACK_PEN); - wxPoint button[3]; + GtkWidget *tree = GetTreeWidget(); - const wxCoord xMiddle = rect.x + rect.width/2; - const wxCoord yMiddle = rect.y + rect.height/2; + GtkStateType state; + if ( flags & wxCONTROL_CURRENT ) + state = GTK_STATE_PRELIGHT; + else + state = GTK_STATE_NORMAL; - if ( flags & wxCONTROL_EXPANDED ) - { - button[0].x = rect.GetLeft(); - button[0].y = yMiddle - 2; - button[1].x = rect.GetRight(); - button[1].y = yMiddle - 2; - button[2].x = xMiddle; - button[2].y = yMiddle + 3; - } - else // collapsed - { - button[0].y = rect.GetBottom(); - button[0].x = xMiddle - 2; - button[1].y = rect.GetTop(); - button[1].x = xMiddle - 2; - button[2].y = yMiddle; - button[2].x = xMiddle + 3; - } + // VZ: I don't know how to get the size of the expander so as to centre it + // in the given rectangle, +2/3 below is just what looks good here... + gtk_paint_expander + ( + tree->style, + GTK_PIZZA(win->m_wxwindow)->bin_window, + state, + NULL, + tree, + "treeview", + dc.LogicalToDeviceX(rect.x) + 2, + dc.LogicalToDeviceY(rect.y) + 3, + flags & wxCONTROL_EXPANDED ? GTK_EXPANDER_EXPANDED + : GTK_EXPANDER_COLLAPSED + ); +} + + +// ---------------------------------------------------------------------------- +// splitter sash drawing +// ---------------------------------------------------------------------------- + +static int GetGtkSplitterFullSize() +{ + static GtkWidget *s_paned = NULL; + if (s_paned == NULL) + s_paned = gtk_vpaned_new(); + + gint handle_size; + gtk_widget_style_get (s_paned, "handle_size", &handle_size, NULL); - dc.DrawPolygon(3, button); + return handle_size; } -#endif // GTK 2.0 +wxSplitterRenderParams +wxRendererGTK::GetSplitterParams(const wxWindow *WXUNUSED(win)) +{ + // we don't draw any border, hence 0 for the second field + return wxSplitterRenderParams + ( + GetGtkSplitterFullSize(), + 0, + true // hot sensitive + ); +} -#if 0 +void +wxRendererGTK::DrawSplitterBorder(wxWindow * WXUNUSED(win), + wxDC& WXUNUSED(dc), + const wxRect& WXUNUSED(rect), + int WXUNUSED(flags)) +{ + // nothing to do +} -// draw a (vertical) sash void wxRendererGTK::DrawSplitterSash(wxWindow *win, wxDC& dc, const wxSize& size, - wxCoord position) + wxCoord position, + wxOrientation orient, + int flags) { if ( !win->m_wxwindow->window ) { - // VZ: this happens on startup -- why? + // window not realized yet return; } - gtk_paint_vline + wxCoord full_size = GetGtkSplitterFullSize(); + + // are we drawing vertical or horizontal splitter? + const bool isVert = orient == wxVERTICAL; + + GdkRectangle rect; +#if USE_ERASE_RECT + GdkRectangle erase_rect; +#endif + + if ( isVert ) + { + int h = win->GetClientSize().GetHeight(); + + rect.x = position; + rect.y = 0; + rect.width = full_size; + rect.height = h; + +#if USE_ERASE_RECT + erase_rect.x = position; + erase_rect.y = 0; + erase_rect.width = full_size; + erase_rect.height = h; +#endif + } + else // horz + { + int w = win->GetClientSize().GetWidth(); + + rect.x = 0; + rect.y = position; + rect.height = full_size; + rect.width = w; + +#if USE_ERASE_RECT + erase_rect.y = position; + erase_rect.x = 0; + erase_rect.height = full_size; + erase_rect.width = w; +#endif + } + +#if USE_ERASE_RECT + // we must erase everything first, otherwise the garbage + // from the old sash is left when dragging it + gtk_paint_flat_box ( win->m_wxwindow->style, - win->m_wxwindow->window, + GTK_PIZZA(win->m_wxwindow)->bin_window, GTK_STATE_NORMAL, - (GdkRectangle *)NULL, + GTK_SHADOW_NONE, + NULL, win->m_wxwindow, - (char *)"vpaned", // const_cast - 0, size.y, position + 3 + (char *)"viewportbin", // const_cast + erase_rect.x, + erase_rect.y, + erase_rect.width, + erase_rect.height ); +#endif - gtk_paint_box + gtk_paint_handle ( win->m_wxwindow->style, - win->m_wxwindow->window, - GTK_STATE_NORMAL, - GTK_SHADOW_OUT, - (GdkRectangle *)NULL, + GTK_PIZZA(win->m_wxwindow)->bin_window, + flags & wxCONTROL_CURRENT ? GTK_STATE_PRELIGHT : GTK_STATE_NORMAL, + GTK_SHADOW_NONE, + NULL /* no clipping */, win->m_wxwindow, - (char *)"paned", // const_cast - position, 5, 10, 10 + "paned", + rect.x, + rect.y, + rect.width, + rect.height, + isVert ? GTK_ORIENTATION_VERTICAL : GTK_ORIENTATION_HORIZONTAL + ); +} + +void +wxRendererGTK::DrawDropArrow(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags) +{ + GtkWidget *button = GetButtonWidget(); + + // If we give GTK_PIZZA(win->m_wxwindow)->bin_window as + // a window for gtk_paint_xxx function, then it won't + // work for wxMemoryDC. So that is why we assume wxDC + // is wxWindowDC (wxClientDC, wxMemoryDC and wxPaintDC + // are derived from it) and use its m_window. + wxWindowDC& wdc = (wxWindowDC&)dc; + + // only doing debug-time checking here (it should + // probably be enough) + wxASSERT ( wdc.IsKindOf(CLASSINFO(wxWindowDC)) ); + + // draw arrow so that there is even space horizontally + // on both sides + int arrowX = rect.width/4 + 1; + int arrowWidth = rect.width - (arrowX*2); + + // scale arrow's height accoording to the width + int arrowHeight = rect.width/3; + int arrowY = (rect.height-arrowHeight)/2 + + ((rect.height-arrowHeight) & 1); + + GtkStateType state; + + if ( flags & wxCONTROL_PRESSED ) + state = GTK_STATE_ACTIVE; + else if ( flags & wxCONTROL_DISABLED ) + state = GTK_STATE_INSENSITIVE; + else if ( flags & wxCONTROL_CURRENT ) + state = GTK_STATE_PRELIGHT; + else + state = GTK_STATE_NORMAL; + + // draw arrow on button + gtk_paint_arrow + ( + button->style, + wdc.m_window, + state, + flags & wxCONTROL_PRESSED ? GTK_SHADOW_IN : GTK_SHADOW_OUT, + NULL, + button, + "arrow", + GTK_ARROW_DOWN, + FALSE, + rect.x + arrowX, + rect.y + arrowY, + arrowWidth, + arrowHeight ); } -#endif // 0 +void +wxRendererGTK::DrawComboBoxDropButton(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags) +{ + GtkWidget *button = GetButtonWidget(); + + // for reason why we do this, see DrawDropArrow + wxWindowDC& wdc = (wxWindowDC&)dc; + wxASSERT ( wdc.IsKindOf(CLASSINFO(wxWindowDC)) ); + + // draw button + GtkStateType state; + + if ( flags & wxCONTROL_PRESSED ) + state = GTK_STATE_ACTIVE; + else if ( flags & wxCONTROL_DISABLED ) + state = GTK_STATE_INSENSITIVE; + else if ( flags & wxCONTROL_CURRENT ) + state = GTK_STATE_PRELIGHT; + else + state = GTK_STATE_NORMAL; + + gtk_paint_box + ( + button->style, + wdc.m_window, + state, + flags & wxCONTROL_PRESSED ? GTK_SHADOW_IN : GTK_SHADOW_OUT, + NULL, + button, + "button", + rect.x, rect.y, rect.width, rect.height + ); + + // draw arrow on button + DrawDropArrow(win,dc,rect,flags); + +}