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TreeNode: Fixed combination of ImGuiTreeNodeFlags_SpanFullWidth and ImGuiTreeNodeFlags_OpenOnArrow incorrectly locating the arrow hit position to the left of the frame. (#2451, #2438, #1897)

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This commit is contained in:
omar 2019-10-04 19:21:29 +02:00
parent ccb2a947a2
commit ee3373d067
2 changed files with 5 additions and 1 deletions
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2
docs/CHANGELOG.txt
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@ -38,6 +38,8 @@ Breaking Changes:
Other Changes:
- InputText, Nav: Fixed Home/End key broken when activating Keyboard Navigation. (#787)
- TreeNode: Fixed combination of ImGuiTreeNodeFlags_SpanFullWidth and ImGuiTreeNodeFlags_OpenOnArrow
incorrectly locating the arrow hit position to the left of the frame. (#2451, #2438, #1897)
-----------------------------------------------------------------------

4
imgui_widgets.cpp
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@ -5270,9 +5270,11 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
{
if (pressed)
{
const float arrow_x1 = text_pos.x - text_offset_x;
const float arrow_x2 = arrow_x1 + g.FontSize + padding.x * 2.0f;
toggled = !(flags & (ImGuiTreeNodeFlags_OpenOnArrow | ImGuiTreeNodeFlags_OpenOnDoubleClick)) || (g.NavActivateId == id);
if (flags & ImGuiTreeNodeFlags_OpenOnArrow)
toggled |= IsMouseHoveringRect(interact_bb.Min, ImVec2(interact_bb.Min.x + text_offset_x, interact_bb.Max.y)) && (!g.NavDisableMouseHover);
toggled |= IsMouseHoveringRect(ImVec2(arrow_x1, interact_bb.Min.y), ImVec2(arrow_x2, interact_bb.Max.y)) && (!g.NavDisableMouseHover);
if (flags & ImGuiTreeNodeFlags_OpenOnDoubleClick)
toggled |= g.IO.MouseDoubleClicked[0];
if (g.DragDropActive && is_open) // When using Drag and Drop "hold to open" we keep the node highlighted after opening, but never close it again.