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TreeNode: Added ImGuiTreeNodeFlags_FramePadding flag

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This commit is contained in:
omar 2017-10-11 15:16:11 +02:00
parent 042153d254
commit c6e370a77a
3 changed files with 10 additions and 8 deletions
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10
imgui.cpp
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@ -6104,14 +6104,14 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
ImGuiContext& g = *GImGui;
const ImGuiStyle& style = g.Style;
const bool display_frame = (flags & ImGuiTreeNodeFlags_Framed) != 0;
const ImVec2 padding = display_frame ? style.FramePadding : ImVec2(style.FramePadding.x, 0.0f);
const ImVec2 padding = (display_frame || (flags & ImGuiTreeNodeFlags_FramePadding)) ? style.FramePadding : ImVec2(style.FramePadding.x, 0.0f);
if (!label_end)
label_end = FindRenderedTextEnd(label);
const ImVec2 label_size = CalcTextSize(label, label_end, false);
// We vertically grow up to current line height up the typical widget height.
const float text_base_offset_y = ImMax(0.0f, window->DC.CurrentLineTextBaseOffset - padding.y); // Latch before ItemSize changes it
const float text_base_offset_y = ImMax(padding.y, window->DC.CurrentLineTextBaseOffset); // Latch before ItemSize changes it
const float frame_height = ImMax(ImMin(window->DC.CurrentLineHeight, g.FontSize + style.FramePadding.y*2), label_size.y + padding.y*2);
ImRect bb = ImRect(window->DC.CursorPos, ImVec2(window->Pos.x + GetContentRegionMax().x, window->DC.CursorPos.y + frame_height));
if (display_frame)
@ -6126,7 +6126,7 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
ItemSize(ImVec2(text_width, frame_height), text_base_offset_y);
// For regular tree nodes, we arbitrary allow to click past 2 worth of ItemSpacing
// (Ideally we'd want to add a flag for the user to specify we want want the hit test to be done up to the right side of the content or not)
// (Ideally we'd want to add a flag for the user to specify if we want the hit test to be done up to the right side of the content or not)
const ImRect interact_bb = display_frame ? bb : ImRect(bb.Min.x, bb.Min.y, bb.Min.x + text_width + style.ItemSpacing.x*2, bb.Max.y);
bool is_open = TreeNodeBehaviorIsOpen(id, flags);
if (!ItemAdd(interact_bb, id))
@ -6163,12 +6163,12 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
// Render
const ImU32 col = GetColorU32((held && hovered) ? ImGuiCol_HeaderActive : hovered ? ImGuiCol_HeaderHovered : ImGuiCol_Header);
const ImVec2 text_pos = bb.Min + ImVec2(text_offset_x, padding.y + text_base_offset_y);
const ImVec2 text_pos = bb.Min + ImVec2(text_offset_x, text_base_offset_y);
if (display_frame)
{
// Framed type
RenderFrame(bb.Min, bb.Max, col, true, style.FrameRounding);
RenderCollapseTriangle(bb.Min + padding + ImVec2(0.0f, text_base_offset_y), is_open, 1.0f);
RenderCollapseTriangle(bb.Min + ImVec2(padding.x, text_base_offset_y), is_open, 1.0f);
if (g.LogEnabled)
{
// NB: '##' is normally used to hide text (as a library-wide feature), so we need to specify the text range to make sure the ## aren't stripped out here.

5
imgui.h
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@ -568,8 +568,9 @@ enum ImGuiTreeNodeFlags_
ImGuiTreeNodeFlags_OpenOnArrow = 1 << 7, // Only open when clicking on the arrow part. If ImGuiTreeNodeFlags_OpenOnDoubleClick is also set, single-click arrow or double-click all box to open.
ImGuiTreeNodeFlags_Leaf = 1 << 8, // No collapsing, no arrow (use as a convenience for leaf nodes).
ImGuiTreeNodeFlags_Bullet = 1 << 9, // Display a bullet instead of arrow
//ImGuITreeNodeFlags_SpanAllAvailWidth = 1 << 10, // FIXME: TODO: Extend hit box horizontally even if not framed
//ImGuiTreeNodeFlags_NoScrollOnOpen = 1 << 11, // FIXME: TODO: Disable automatic scroll on TreePop() if node got just open and contents is not visible
ImGuiTreeNodeFlags_FramePadding = 1 << 10, // Use FramePadding (even for an unframed text node) to vertically align text baseline to regular widget height. Equivalent to calling AlignFirstTextHeightToWidgets().
//ImGuITreeNodeFlags_SpanAllAvailWidth = 1 << 11, // FIXME: TODO: Extend hit box horizontally even if not framed
//ImGuiTreeNodeFlags_NoScrollOnOpen = 1 << 12, // FIXME: TODO: Disable automatic scroll on TreePop() if node got just open and contents is not visible
ImGuiTreeNodeFlags_CollapsingHeader = ImGuiTreeNodeFlags_Framed | ImGuiTreeNodeFlags_NoAutoOpenOnLog
};

3
imgui_demo.cpp
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@ -429,7 +429,8 @@ void ImGui::ShowTestWindow(bool* p_open)
else
{
// Leaf: The only reason we have a TreeNode at all is to allow selection of the leaf. Otherwise we can use BulletText() or TreeAdvanceToLabelPos()+Text().
ImGui::TreeNodeEx((void*)(intptr_t)i, node_flags | ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_NoTreePushOnOpen, "Selectable Leaf %d", i);
node_flags |= ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_NoTreePushOnOpen; // ImGuiTreeNodeFlags_Bullet
ImGui::TreeNodeEx((void*)(intptr_t)i, node_flags, "Selectable Leaf %d", i);
if (ImGui::IsItemClicked())
node_clicked = i;
}