src/palmos/button.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/palmos/button.cpp
   3 // Purpose:     wxButton
   4 // Author:      William Osborne - minimal working wxPalmOS port
   5 // Modified by: Wlodzimierz ABX Skiba - native wxButton implementation
   6 // Created:     10/13/04
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) William Osborne, Wlodzimierz Skiba
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_BUTTON
  28
  29 #include "wx/button.h"
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/app.h"
  33     #include "wx/brush.h"
  34     #include "wx/panel.h"
  35     #include "wx/bmpbuttn.h"
  36     #include "wx/settings.h"
  37     #include "wx/dcscreen.h"
  38     #include "wx/frame.h"
  39     #include "wx/dialog.h"
  40 #endif
  41
  42 #include "wx/stockitem.h"
  43
  44 #include <Control.h>
  45 #include <Form.h>
  46
  47 // ----------------------------------------------------------------------------
  48 // macros
  49 // ----------------------------------------------------------------------------
  50
  51 // this macro tries to adjust the default button height to a reasonable value
  52 // using the char height as the base
  53 #define BUTTON_HEIGHT_FROM_CHAR_HEIGHT(cy) (11*EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)/10)
  54
  55 // ============================================================================
  56 // implementation
  57 // ============================================================================
  58
  59 // ----------------------------------------------------------------------------
  60 // creation/destruction
  61 // ----------------------------------------------------------------------------
  62
  63 bool wxButton::Create(wxWindow *parent,
  64                       wxWindowID id,
  65                       const wxString& label,
  66                       const wxPoint& pos,
  67                       const wxSize& size,
  68                       long style,
  69                       const wxValidator& validator,
  70                       const wxString& name)
  71 {
  72     // Default coordinates based on the knowledgebase recipe "Buttons"
  73     wxSize palmSize(size.x==wxDefaultCoord?36:size.x,
  74                     size.y==wxDefaultCoord?12:size.y);
  75
  76     // Default placement depends on dialog vs. frame type of parent
  77     wxPoint palmPos(pos);
  78     if((palmPos.x==wxDefaultCoord)||(palmPos.y==wxDefaultCoord))
  79     {
  80         wxSize parentSize(parent->GetClientSize());
  81         wxWindow* parentTLW = parent;
  82         while ( parentTLW && !parentTLW->IsTopLevel() )
  83         {
  84             parentTLW = parentTLW->GetParent();
  85         }
  86
  87         if(wxDynamicCast(parentTLW, wxFrame)!=NULL)
  88         {
  89             if(palmPos.x==wxDefaultCoord)
  90                 palmPos.x = 0;
  91             if(palmPos.y==wxDefaultCoord)
  92                 palmPos.y = parentSize.y-palmSize.y;
  93         }
  94         else if(wxDynamicCast(parentTLW, wxDialog)!=NULL)
  95         {
  96             if(palmPos.x==wxDefaultCoord)
  97                 palmPos.x = 4;
  98             if(palmPos.y==wxDefaultCoord)
  99                 palmPos.y = parentSize.y-palmSize.y-5;
 100         }
 101         else
 102         {
 103             // something seriously broken
 104             return false;
 105         }
 106     }
 107
 108     // take the stock label
 109     wxString palmLabel = label;
 110     if( palmLabel.empty() && wxIsStockID(id) )
 111         palmLabel = wxGetStockLabel(id, wxSTOCK_NOFLAGS);
 112
 113     if(!wxControl::Create(parent, id, palmPos, palmSize, style, validator, name))
 114         return false;
 115
 116     return wxControl::PalmCreateControl(buttonCtl, palmLabel, palmPos, palmSize);
 117 }
 118
 119 wxButton::~wxButton()
 120 {
 121 }
 122
 123 // ----------------------------------------------------------------------------
 124 // size management including autosizing
 125 // ----------------------------------------------------------------------------
 126
 127 wxSize wxButton::DoGetBestSize() const
 128 {
 129     return wxSize(36,12);
 130 }
 131
 132 /* static */
 133 wxSize wxButtonBase::GetDefaultSize()
 134 {
 135     return wxSize(36,12);
 136 }
 137
 138 wxWindow *wxButton::SetDefault()
 139 {
 140     FormType* form = (FormType* )GetParentForm();
 141     if(form==NULL)
 142         return NULL;
 143 #ifdef __WXPALMOS6__
 144     FrmSetDefaultButtonID(form,GetId());
 145 #endif // __WXPALMOS6__
 146
 147     return wxButtonBase::SetDefault();
 148 }
 149
 150 void wxButton::SetTmpDefault()
 151 {
 152 }
 153
 154 void wxButton::UnsetTmpDefault()
 155 {
 156 }
 157
 158 /* static */
 159 void
 160 wxButton::SetDefaultStyle(wxButton *btn, bool on)
 161 {
 162 }
 163
 164 // ----------------------------------------------------------------------------
 165 // helpers
 166 // ----------------------------------------------------------------------------
 167
 168 bool wxButton::SendClickEvent()
 169 {
 170     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, GetId());
 171     event.SetEventObject(this);
 172     return ProcessCommand(event);
 173 }
 174
 175 void wxButton::Command(wxCommandEvent &event)
 176 {
 177     ProcessCommand(event);
 178 }
 179
 180 #endif // wxUSE_BUTTON