// RowSmartPlacement.cc // Copyright (c) 2006 Fluxbox Team (fluxgen at fluxbox dot org) // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the "Software"), // to deal in the Software without restriction, including without limitation // the rights to use, copy, modify, merge, publish, distribute, sublicense, // and/or sell copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. // $Id$ #include "RowSmartPlacement.hh" #include "Window.hh" #include "Screen.hh" #include "ScreenPlacement.hh" bool RowSmartPlacement::placeWindow(const std::vector<FluxboxWindow *> &windowlist, const FluxboxWindow &win, int &place_x, int &place_y) { bool placed = false; int next_x, next_y; // view (screen + head) constraints int head = (signed) win.screen().getCurrHead(); int head_left = (signed) win.screen().maxLeft(head); int head_right = (signed) win.screen().maxRight(head); int head_top = (signed) win.screen().maxTop(head); int head_bot = (signed) win.screen().maxBottom(head); const ScreenPlacement &screen_placement = dynamic_cast<const ScreenPlacement &>(win.screen().placementStrategy()); bool top_bot = screen_placement.colDirection() == ScreenPlacement::TOPBOTTOM; bool left_right = screen_placement.rowDirection() == ScreenPlacement::LEFTRIGHT; int change_x = 1, change_y = 1; if (screen_placement.colDirection() == ScreenPlacement::BOTTOMTOP) change_y = -1; if (screen_placement.rowDirection() == ScreenPlacement::RIGHTLEFT) change_x = -1; int win_h = win.height() + win.fbWindow().borderWidth()*2; int win_w = win.width() + win.fbWindow().borderWidth()*2; int test_y; if (top_bot) test_y = head_top; else test_y = head_bot - win_h; while (!placed && (top_bot ? test_y + win_h <= head_bot : test_y >= head_top)) { int test_x; if (left_right) test_x = head_left; else test_x = head_right - win_w; // The trick here is that we set it to the furthest away one, // then the code brings it back down to the safest one that // we can go to (i.e. the next untested area) if (top_bot) next_y = head_bot; // will be shrunk else next_y = head_top-1; while (!placed && (left_right ? test_x + win_w <= head_right : test_x >= head_left)) { placed = true; next_x = test_x + change_x; std::vector<FluxboxWindow *>::const_iterator win_it = windowlist.begin(); std::vector<FluxboxWindow *>::const_iterator win_it_end = windowlist.end(); for (; win_it != win_it_end && placed; ++win_it) { FluxboxWindow &window = **win_it; int curr_x = window.x(); int curr_y = window.y(); int curr_w = window.width() + window.fbWindow().borderWidth()*2; int curr_h = window.height() + window.fbWindow().borderWidth()*2; if (curr_x < test_x + win_w && curr_x + curr_w > test_x && curr_y < test_y + win_h && curr_y + curr_h > test_y) { // this window is in the way placed = false; // we find the next x that we can go to (a window will be in the way // all the way to its far side) if (left_right) { if (curr_x + curr_w > next_x) next_x = curr_x + curr_w; } else { if (curr_x - win_w < next_x) next_x = curr_x - win_w; } // but we can only go to the nearest y, since that is where the // next time current windows in the way will change if (top_bot) { if (curr_y + curr_h < next_y) next_y = curr_y + curr_h; } else { if (curr_y - win_h > next_y) next_y = curr_y - win_h; } } } if (placed) { place_x = test_x; place_y = test_y; break; } test_x = next_x; } // end while test_y = next_y; } // end while return placed; }