| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/aui/floatpane.cpp |
| 3 | // Purpose: wxaui: wx advanced user interface - docking window manager |
| 4 | // Author: Benjamin I. Williams |
| 5 | // Modified by: |
| 6 | // Created: 2005-05-17 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (C) Copyright 2005-2006, Kirix Corporation, All Rights Reserved |
| 9 | // Licence: wxWindows Library Licence, Version 3.1 |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | // ============================================================================ |
| 13 | // declarations |
| 14 | // ============================================================================ |
| 15 | |
| 16 | // ---------------------------------------------------------------------------- |
| 17 | // headers |
| 18 | // ---------------------------------------------------------------------------- |
| 19 | |
| 20 | #include "wx/wxprec.h" |
| 21 | |
| 22 | #ifdef __BORLANDC__ |
| 23 | #pragma hdrstop |
| 24 | #endif |
| 25 | |
| 26 | #if wxUSE_AUI |
| 27 | |
| 28 | #include "wx/aui/framemanager.h" |
| 29 | #include "wx/aui/floatpane.h" |
| 30 | #include "wx/aui/dockart.h" |
| 31 | |
| 32 | #ifndef WX_PRECOMP |
| 33 | #endif |
| 34 | |
| 35 | #ifdef __WXMSW__ |
| 36 | #include "wx/msw/private.h" |
| 37 | #endif |
| 38 | |
| 39 | IMPLEMENT_CLASS(wxAuiFloatingFrame, wxAuiFloatingFrameBaseClass) |
| 40 | |
| 41 | wxAuiFloatingFrame::wxAuiFloatingFrame(wxWindow* parent, |
| 42 | wxAuiManager* owner_mgr, |
| 43 | const wxAuiPaneInfo& pane, |
| 44 | wxWindowID id /*= wxID_ANY*/, |
| 45 | long style /*=wxRESIZE_BORDER | wxSYSTEM_MENU | wxCAPTION | |
| 46 | wxFRAME_NO_TASKBAR | wxFRAME_FLOAT_ON_PARENT | |
| 47 | wxCLIP_CHILDREN |
| 48 | */) |
| 49 | : wxAuiFloatingFrameBaseClass(parent, id, wxEmptyString, |
| 50 | pane.floating_pos, pane.floating_size, |
| 51 | style | |
| 52 | (pane.HasCloseButton()?wxCLOSE_BOX:0) | |
| 53 | (pane.HasMaximizeButton()?wxMAXIMIZE_BOX:0) | |
| 54 | (pane.IsFixed()?0:wxRESIZE_BORDER) |
| 55 | ) |
| 56 | { |
| 57 | m_owner_mgr = owner_mgr; |
| 58 | m_moving = false; |
| 59 | m_mgr.SetManagedWindow(this); |
| 60 | m_solid_drag = true; |
| 61 | |
| 62 | // find out if the system supports solid window drag. |
| 63 | // on non-msw systems, this is assumed to be the case |
| 64 | #ifdef __WXMSW__ |
| 65 | BOOL b = TRUE; |
| 66 | SystemParametersInfo(38 /*SPI_GETDRAGFULLWINDOWS*/, 0, &b, 0); |
| 67 | m_solid_drag = b ? true : false; |
| 68 | #endif |
| 69 | |
| 70 | SetExtraStyle(wxWS_EX_PROCESS_IDLE); |
| 71 | } |
| 72 | |
| 73 | wxAuiFloatingFrame::~wxAuiFloatingFrame() |
| 74 | { |
| 75 | // if we do not do this, then we can crash... |
| 76 | if (m_owner_mgr && m_owner_mgr->m_action_window == this) |
| 77 | { |
| 78 | m_owner_mgr->m_action_window = NULL; |
| 79 | } |
| 80 | |
| 81 | m_mgr.UnInit(); |
| 82 | } |
| 83 | |
| 84 | void wxAuiFloatingFrame::SetPaneWindow(const wxAuiPaneInfo& pane) |
| 85 | { |
| 86 | m_pane_window = pane.window; |
| 87 | m_pane_window->Reparent(this); |
| 88 | |
| 89 | wxAuiPaneInfo contained_pane = pane; |
| 90 | contained_pane.Dock().Center().Show(). |
| 91 | CaptionVisible(false). |
| 92 | PaneBorder(false). |
| 93 | Layer(0).Row(0).Position(0); |
| 94 | |
| 95 | // Carry over the minimum size |
| 96 | wxSize pane_min_size = pane.window->GetMinSize(); |
| 97 | |
| 98 | // if the frame window's max size is greater than the min size |
| 99 | // then set the max size to the min size as well |
| 100 | wxSize cur_max_size = GetMaxSize(); |
| 101 | if (cur_max_size.IsFullySpecified() && |
| 102 | (cur_max_size.x < pane.min_size.x || |
| 103 | cur_max_size.y < pane.min_size.y) |
| 104 | ) |
| 105 | { |
| 106 | SetMaxSize(pane_min_size); |
| 107 | } |
| 108 | |
| 109 | SetMinSize(pane.window->GetMinSize()); |
| 110 | |
| 111 | m_mgr.AddPane(m_pane_window, contained_pane); |
| 112 | m_mgr.Update(); |
| 113 | |
| 114 | if (pane.min_size.IsFullySpecified()) |
| 115 | { |
| 116 | // because SetSizeHints() calls Fit() too (which sets the window |
| 117 | // size to its minimum allowed), we keep the size before calling |
| 118 | // SetSizeHints() and reset it afterwards... |
| 119 | wxSize tmp = GetSize(); |
| 120 | GetSizer()->SetSizeHints(this); |
| 121 | SetSize(tmp); |
| 122 | } |
| 123 | |
| 124 | SetTitle(pane.caption); |
| 125 | |
| 126 | if (pane.floating_size != wxDefaultSize) |
| 127 | { |
| 128 | SetSize(pane.floating_size); |
| 129 | } |
| 130 | else |
| 131 | { |
| 132 | wxSize size = pane.best_size; |
| 133 | if (size == wxDefaultSize) |
| 134 | size = pane.min_size; |
| 135 | if (size == wxDefaultSize) |
| 136 | size = m_pane_window->GetSize(); |
| 137 | if (m_owner_mgr && pane.HasGripper()) |
| 138 | { |
| 139 | if (pane.HasGripperTop()) |
| 140 | size.y += m_owner_mgr->m_art->GetMetric(wxAUI_DOCKART_GRIPPER_SIZE); |
| 141 | else |
| 142 | size.x += m_owner_mgr->m_art->GetMetric(wxAUI_DOCKART_GRIPPER_SIZE); |
| 143 | } |
| 144 | |
| 145 | SetClientSize(size); |
| 146 | } |
| 147 | |
| 148 | if (pane.IsFixed()) |
| 149 | { |
| 150 | SetWindowStyleFlag(GetWindowStyleFlag() & ~wxRESIZE_BORDER); |
| 151 | } |
| 152 | } |
| 153 | |
| 154 | wxAuiManager* wxAuiFloatingFrame::GetOwnerManager() const |
| 155 | { |
| 156 | return m_owner_mgr; |
| 157 | } |
| 158 | |
| 159 | |
| 160 | void wxAuiFloatingFrame::OnSize(wxSizeEvent& event) |
| 161 | { |
| 162 | if (m_owner_mgr) |
| 163 | { |
| 164 | m_owner_mgr->OnFloatingPaneResized(m_pane_window, event.GetSize()); |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | void wxAuiFloatingFrame::OnClose(wxCloseEvent& evt) |
| 169 | { |
| 170 | if (m_owner_mgr) |
| 171 | { |
| 172 | m_owner_mgr->OnFloatingPaneClosed(m_pane_window, evt); |
| 173 | } |
| 174 | if (!evt.GetVeto()) |
| 175 | { |
| 176 | m_mgr.DetachPane(m_pane_window); |
| 177 | Destroy(); |
| 178 | } |
| 179 | } |
| 180 | |
| 181 | void wxAuiFloatingFrame::OnMoveEvent(wxMoveEvent& event) |
| 182 | { |
| 183 | if (!m_solid_drag) |
| 184 | { |
| 185 | // systems without solid window dragging need to be |
| 186 | // handled slightly differently, due to the lack of |
| 187 | // the constant stream of EVT_MOVING events |
| 188 | if (!isMouseDown()) |
| 189 | return; |
| 190 | OnMoveStart(); |
| 191 | OnMoving(event.GetRect(), wxNORTH); |
| 192 | m_moving = true; |
| 193 | return; |
| 194 | } |
| 195 | |
| 196 | |
| 197 | wxRect win_rect = GetRect(); |
| 198 | |
| 199 | if (win_rect == m_last_rect) |
| 200 | return; |
| 201 | |
| 202 | // skip the first move event |
| 203 | if (m_last_rect.IsEmpty()) |
| 204 | { |
| 205 | m_last_rect = win_rect; |
| 206 | return; |
| 207 | } |
| 208 | |
| 209 | // skip if moving too fast to avoid massive redraws and |
| 210 | // jumping hint windows |
| 211 | if ((abs(win_rect.x - m_last_rect.x) > 3) || |
| 212 | (abs(win_rect.y - m_last_rect.y) > 3)) |
| 213 | { |
| 214 | m_last3_rect = m_last2_rect; |
| 215 | m_last2_rect = m_last_rect; |
| 216 | m_last_rect = win_rect; |
| 217 | return; |
| 218 | } |
| 219 | |
| 220 | // prevent frame redocking during resize |
| 221 | if (m_last_rect.GetSize() != win_rect.GetSize()) |
| 222 | { |
| 223 | m_last3_rect = m_last2_rect; |
| 224 | m_last2_rect = m_last_rect; |
| 225 | m_last_rect = win_rect; |
| 226 | return; |
| 227 | } |
| 228 | |
| 229 | wxDirection dir = wxALL; |
| 230 | |
| 231 | int horiz_dist = abs(win_rect.x - m_last3_rect.x); |
| 232 | int vert_dist = abs(win_rect.y - m_last3_rect.y); |
| 233 | |
| 234 | if (vert_dist >= horiz_dist) |
| 235 | { |
| 236 | if (win_rect.y < m_last3_rect.y) |
| 237 | dir = wxNORTH; |
| 238 | else |
| 239 | dir = wxSOUTH; |
| 240 | } |
| 241 | else |
| 242 | { |
| 243 | if (win_rect.x < m_last3_rect.x) |
| 244 | dir = wxWEST; |
| 245 | else |
| 246 | dir = wxEAST; |
| 247 | } |
| 248 | |
| 249 | m_last3_rect = m_last2_rect; |
| 250 | m_last2_rect = m_last_rect; |
| 251 | m_last_rect = win_rect; |
| 252 | |
| 253 | if (!isMouseDown()) |
| 254 | return; |
| 255 | |
| 256 | if (!m_moving) |
| 257 | { |
| 258 | OnMoveStart(); |
| 259 | m_moving = true; |
| 260 | } |
| 261 | |
| 262 | if (m_last3_rect.IsEmpty()) |
| 263 | return; |
| 264 | |
| 265 | OnMoving(event.GetRect(), dir); |
| 266 | } |
| 267 | |
| 268 | void wxAuiFloatingFrame::OnIdle(wxIdleEvent& event) |
| 269 | { |
| 270 | if (m_moving) |
| 271 | { |
| 272 | if (!isMouseDown()) |
| 273 | { |
| 274 | m_moving = false; |
| 275 | OnMoveFinished(); |
| 276 | } |
| 277 | else |
| 278 | { |
| 279 | event.RequestMore(); |
| 280 | } |
| 281 | } |
| 282 | } |
| 283 | |
| 284 | void wxAuiFloatingFrame::OnMoveStart() |
| 285 | { |
| 286 | // notify the owner manager that the pane has started to move |
| 287 | if (m_owner_mgr) |
| 288 | { |
| 289 | m_owner_mgr->OnFloatingPaneMoveStart(m_pane_window); |
| 290 | } |
| 291 | } |
| 292 | |
| 293 | void wxAuiFloatingFrame::OnMoving(const wxRect& WXUNUSED(window_rect), wxDirection dir) |
| 294 | { |
| 295 | // notify the owner manager that the pane is moving |
| 296 | if (m_owner_mgr) |
| 297 | { |
| 298 | m_owner_mgr->OnFloatingPaneMoving(m_pane_window, dir); |
| 299 | } |
| 300 | m_lastDirection = dir; |
| 301 | } |
| 302 | |
| 303 | void wxAuiFloatingFrame::OnMoveFinished() |
| 304 | { |
| 305 | // notify the owner manager that the pane has finished moving |
| 306 | if (m_owner_mgr) |
| 307 | { |
| 308 | m_owner_mgr->OnFloatingPaneMoved(m_pane_window, m_lastDirection); |
| 309 | } |
| 310 | } |
| 311 | |
| 312 | void wxAuiFloatingFrame::OnActivate(wxActivateEvent& event) |
| 313 | { |
| 314 | if (m_owner_mgr && event.GetActive()) |
| 315 | { |
| 316 | m_owner_mgr->OnFloatingPaneActivated(m_pane_window); |
| 317 | } |
| 318 | } |
| 319 | |
| 320 | // utility function which determines the state of the mouse button |
| 321 | // (independant of having a wxMouseEvent handy) - utimately a better |
| 322 | // mechanism for this should be found (possibly by adding the |
| 323 | // functionality to wxWidgets itself) |
| 324 | bool wxAuiFloatingFrame::isMouseDown() |
| 325 | { |
| 326 | return wxGetMouseState().LeftDown(); |
| 327 | } |
| 328 | |
| 329 | |
| 330 | BEGIN_EVENT_TABLE(wxAuiFloatingFrame, wxAuiFloatingFrameBaseClass) |
| 331 | EVT_SIZE(wxAuiFloatingFrame::OnSize) |
| 332 | EVT_MOVE(wxAuiFloatingFrame::OnMoveEvent) |
| 333 | EVT_MOVING(wxAuiFloatingFrame::OnMoveEvent) |
| 334 | EVT_CLOSE(wxAuiFloatingFrame::OnClose) |
| 335 | EVT_IDLE(wxAuiFloatingFrame::OnIdle) |
| 336 | EVT_ACTIVATE(wxAuiFloatingFrame::OnActivate) |
| 337 | END_EVENT_TABLE() |
| 338 | |
| 339 | |
| 340 | #endif // wxUSE_AUI |