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Lines 42-60
bool EnumerateChildren(ShouldStopIteratingCallback should_stop_iterating,
Link Here
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| 42 |
// reverse-iterate the list to check the windows from top-to-bottom. |
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// reverse-iterate the list to check the windows from top-to-bottom. |
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std::vector<x11::Window>::reverse_iterator iter; |
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std::vector<x11::Window>::reverse_iterator iter; |
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for (iter = windows.rbegin(); iter != windows.rend(); iter++) { |
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for (iter = windows.rbegin(); iter != windows.rend(); iter++) { |
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if (IsWindowNamed(*iter) && should_stop_iterating.Run(*iter)) |
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if (depth < max_depth) { |
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return true; |
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if (EnumerateChildren(should_stop_iterating, *iter, max_depth, depth + 1)) |
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} |
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| 48 |
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| 49 |
// If we're at this point, we didn't find the window we're looking for at the |
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// current level, so we need to recurse to the next level. We use a second |
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// loop because the recursion and call to XQueryTree are expensive and is only |
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// needed for a small number of cases. |
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if (++depth <= max_depth) { |
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for (iter = windows.rbegin(); iter != windows.rend(); iter++) { |
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if (EnumerateChildren(should_stop_iterating, *iter, max_depth, depth)) |
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return true; |
47 |
return true; |
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} |
48 |
} |
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49 |
if (IsWindowNamed(*iter) && should_stop_iterating.Run(*iter)) |
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return true; |
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} |
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} |
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| 60 |
return false; |
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return false; |
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Lines 68-76
bool EnumerateAllWindows(ShouldStopIteratingCallback should_stop_iterating,
Link Here
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| 68 |
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| 69 |
void EnumerateTopLevelWindows( |
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void EnumerateTopLevelWindows( |
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ui::ShouldStopIteratingCallback should_stop_iterating) { |
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ui::ShouldStopIteratingCallback should_stop_iterating) { |
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// Some WMs parent 'top-level' windows in unnamed actual top-level windows |
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// WMs may reparent toplevel windows inside their own containers, so extend |
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// (ion WM), so extend the search depth to all children of top-level windows. |
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// the search to all grandchildren of all toplevel windows. |
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const int kMaxSearchDepth = 1; |
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const int kMaxSearchDepth = 2; |
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ui::EnumerateAllWindows(should_stop_iterating, kMaxSearchDepth); |
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ui::EnumerateAllWindows(should_stop_iterating, kMaxSearchDepth); |
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} |
68 |
} |
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