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1 | //----------------------------------------------------------------------------- |
2 | // Name: custclass.cpp | |
3 | // Purpose: XML resources sample: A custom class to insert into a XRC file | |
4 | // Author: Robert O'Connor (rob@medicalmnemonics.com), Vaclav Slavik | |
5 | // RCS-ID: $Id$ | |
6 | // Copyright: (c) Robert O'Connor and Vaclav Slavik | |
7 | // Licence: wxWindows licence | |
8 | //----------------------------------------------------------------------------- | |
9 | ||
10 | //----------------------------------------------------------------------------- | |
11 | // GCC implementation | |
12 | //----------------------------------------------------------------------------- | |
13 | ||
14 | #ifdef __GNUG__ | |
15 | #pragma implementation "custclas.h" | |
16 | #endif | |
17 | ||
18 | //----------------------------------------------------------------------------- | |
be5a51fb | 19 | // Standard wxWidgets headers |
af1337b0 JS |
20 | //----------------------------------------------------------------------------- |
21 | ||
22 | // For compilers that support precompilation, includes "wx/wx.h". | |
23 | #include "wx/wxprec.h" | |
24 | ||
25 | #ifdef __BORLANDC__ | |
26 | #pragma hdrstop | |
27 | #endif | |
28 | ||
29 | // For all others, include the necessary headers (this file is usually all you | |
be5a51fb | 30 | // need because it includes almost all "standard" wxWidgets headers) |
af1337b0 JS |
31 | #ifndef WX_PRECOMP |
32 | #include "wx/wx.h" | |
33 | #endif | |
34 | ||
35 | //----------------------------------------------------------------------------- | |
36 | // Header of this .cpp file | |
37 | //----------------------------------------------------------------------------- | |
38 | ||
39 | #include "custclas.h" | |
40 | ||
41 | //----------------------------------------------------------------------------- | |
42 | // Internal constants | |
43 | //----------------------------------------------------------------------------- | |
44 | ||
f80ea77b | 45 | // Popup menu (PU) item control IDs. In this example, they aren't hooked up |
af1337b0 | 46 | // to any functions. Normally you would use these IDs in your event table, so |
f80ea77b | 47 | // that if one of these menu items is clicked, then a certain function is |
af1337b0 JS |
48 | // called. |
49 | enum { | |
f80ea77b | 50 | PU_ADD_RECORD = wxID_HIGHEST + 1, |
af1337b0 | 51 | PU_EDIT_RECORD, |
f80ea77b | 52 | PU_DELETE_RECORD |
af1337b0 JS |
53 | }; |
54 | ||
55 | // Columns of the listctrl (the leftmost one starts at 0, and so on). | |
f80ea77b | 56 | // Allows easier code maintenance if want to add/rearrangement of listctrl's |
af1337b0 JS |
57 | // columns. |
58 | enum { | |
59 | RECORD_COLUMN = 0, | |
60 | ACTION_COLUMN, | |
61 | PRIORITY_COLUMN | |
62 | }; | |
63 | ||
64 | //----------------------------------------------------------------------------- | |
be5a51fb | 65 | // wxWidgets macro: implement dynamic class |
af1337b0 JS |
66 | //----------------------------------------------------------------------------- |
67 | ||
68 | IMPLEMENT_DYNAMIC_CLASS( MyResizableListCtrl, wxListCtrl ) | |
69 | ||
70 | //----------------------------------------------------------------------------- | |
71 | // Event table: connect the events to the handler functions to process them | |
72 | //----------------------------------------------------------------------------- | |
73 | ||
f80ea77b WS |
74 | BEGIN_EVENT_TABLE( MyResizableListCtrl, wxListCtrl ) |
75 | // Something to do when right mouse down | |
76 | EVT_RIGHT_DOWN( MyResizableListCtrl::ContextSensitiveMenu ) | |
af1337b0 JS |
77 | // Something to do when resized |
78 | EVT_SIZE( MyResizableListCtrl::OnSize ) | |
79 | END_EVENT_TABLE() | |
80 | ||
81 | //----------------------------------------------------------------------------- | |
82 | // Public methods | |
83 | //----------------------------------------------------------------------------- | |
84 | ||
85 | // Constructor, including setting the dialog's m_configuration_section member | |
86 | // to the incoming configuration_section string. | |
87 | MyResizableListCtrl::MyResizableListCtrl( wxWindow *parent, wxWindowID id, | |
88 | const wxPoint& pos, const wxSize& size, | |
89 | long style, const wxValidator& validator, | |
90 | const wxString& name ) | |
91 | : wxListCtrl( parent, id, pos, size, style, validator, name ) | |
92 | { | |
f80ea77b WS |
93 | |
94 | // This listctrl needs to insert its columns in the constructor, since | |
95 | // as soon as the listctrl is built, it is resized and grafted onto an | |
96 | // "unknown" XRC placeholder. This induces an OnSize() event, calling the | |
97 | // overrriden OnSize function for this class, which needs to have 3 | |
af1337b0 JS |
98 | // columns to resize (else an assert on WXGTK debug build). |
99 | InsertColumn( RECORD_COLUMN, _("Record"), wxLIST_FORMAT_LEFT, 140); | |
100 | InsertColumn( ACTION_COLUMN, _("Action"), wxLIST_FORMAT_LEFT, 70); | |
f80ea77b | 101 | InsertColumn( PRIORITY_COLUMN, _("Priority"), wxLIST_FORMAT_LEFT, 70 ); |
af1337b0 JS |
102 | } |
103 | ||
104 | ||
af1337b0 JS |
105 | void MyResizableListCtrl::ContextSensitiveMenu( wxMouseEvent& event ) |
106 | { | |
107 | // Make an instance of a menu. | |
108 | wxMenu a_menu; | |
109 | ||
110 | a_menu.Append( PU_ADD_RECORD, _( "Add a new record...") ); | |
111 | a_menu.Append( PU_EDIT_RECORD, _( "Edit selected record..." ) ); | |
112 | a_menu.Append( PU_DELETE_RECORD, _( "Delete selected record" ) ); | |
f80ea77b WS |
113 | |
114 | // If no listctrl rows selected, then disable the menu items that | |
af1337b0 JS |
115 | // require selection |
116 | if ( GetSelectedItemCount() == 0 ) { | |
f80ea77b WS |
117 | a_menu.Enable( PU_EDIT_RECORD, false ); |
118 | a_menu.Enable( PU_DELETE_RECORD, false ); | |
af1337b0 JS |
119 | } |
120 | ||
f80ea77b WS |
121 | // Show the popup menu (wxWindow::PopupMenu ), at the x,y position |
122 | // of the click event | |
af1337b0 JS |
123 | PopupMenu( &a_menu, event.GetPosition() ); |
124 | } | |
125 | ||
126 | ||
127 | void MyResizableListCtrl::OnSize( wxSizeEvent &event ) | |
128 | { | |
129 | // Call our custom width setting function. | |
130 | SetColumnWidths(); | |
f80ea77b WS |
131 | // REQURED event.Skip() call to allow this event to propagate |
132 | // upwards so others can do what they need to do in response to | |
af1337b0 JS |
133 | // this size event. |
134 | event.Skip(); | |
135 | } | |
136 | ||
137 | ||
138 | void MyResizableListCtrl::SetColumnWidths() | |
f80ea77b | 139 | { |
af1337b0 | 140 | // Get width of entire listctrl |
f80ea77b WS |
141 | int leftmostColumnWidth = GetSize().x; |
142 | ||
143 | // Subtract width of other columns, scrollbar, and some padding | |
af1337b0 JS |
144 | leftmostColumnWidth -= GetColumnWidth( ACTION_COLUMN ); |
145 | leftmostColumnWidth -= GetColumnWidth( PRIORITY_COLUMN ); | |
f80ea77b | 146 | leftmostColumnWidth -= wxSystemSettings::GetSystemMetric( wxSYS_VSCROLL_X ); |
af1337b0 | 147 | leftmostColumnWidth -= 5; |
f80ea77b | 148 | |
af1337b0 | 149 | // Set the column width to the new value. |
f80ea77b WS |
150 | SetColumnWidth( RECORD_COLUMN, leftmostColumnWidth ); |
151 | ||
152 | // This is just a debug message in case you want to watch the | |
af1337b0 | 153 | // events scroll by as you resize. |
2b5f62a0 | 154 | wxLogDebug( wxT("Successfully set column widths") ); |
af1337b0 JS |
155 | } |
156 | ||
157 |