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InputTextMultiline(): fixed a minor bug where Shift+Wheel would allow a small horizontal scroll offset. (#9249)

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ocornut
2026-02-17 17:44:04 +01:00
parent 7609963448
commit f921abe7e7
2 changed files with 5 additions and 4 deletions
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2
docs/CHANGELOG.txt
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@@ -168,6 +168,8 @@ Other Changes:
next to each components, in multi-components functions.
- Added a way to select a specific marker color.
- InputText:
- InputTextMultiline(): fixed a minor bug where Shift+Wheel would allow a small
horizontal scroll offset when there should be none. (#9249)
- ImGuiInputTextCallbackData: SelectAll() also sets CursorPos to SelectionEnd.
- ImGuiInputTextCallbackData: Added SetSelection() helper.
- ImGuiInputTextCallbackData: Added ID and EventActive helpers. (#9174)

7
imgui_widgets.cpp
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@@ -5400,7 +5400,6 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
}
ImVec2 draw_pos = is_multiline ? draw_window->DC.CursorPos : frame_bb.Min + style.FramePadding;
ImVec2 text_size(0.0f, 0.0f);
ImRect clip_rect(frame_bb.Min.x, frame_bb.Min.y, frame_bb.Min.x + inner_size.x, frame_bb.Min.y + inner_size.y); // Not using frame_bb.Max because we have adjusted size
if (is_multiline)
clip_rect.ClipWith(draw_window->ClipRect);
@@ -5458,7 +5457,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
line_visible_n1 = ImMin(line_visible_n1, line_count);
// Store text height (we don't need width)
text_size = ImVec2(inner_size.x, line_count * g.FontSize);
float text_size_y = line_count * g.FontSize;
//GetForegroundDrawList()->AddRect(draw_pos + ImVec2(0, line_visible_n0 * g.FontSize), draw_pos + ImVec2(frame_size.x, line_visible_n1 * g.FontSize), IM_COL32(255, 0, 0, 255));
// Calculate blinking cursor position
@@ -5518,7 +5517,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
}
if (new_scroll_y != scroll_y)
{
const float scroll_max_y = ImMax((text_size.y + style.FramePadding.y * 2.0f) - inner_size.y, 0.0f);
const float scroll_max_y = ImMax((text_size_y + style.FramePadding.y * 2.0f) - inner_size.y, 0.0f);
scroll_y = ImClamp(new_scroll_y, 0.0f, scroll_max_y);
draw_pos.y += (draw_window->Scroll.y - scroll_y); // Manipulate cursor pos immediately avoid a frame of lag
draw_window->Scroll.y = scroll_y;
@@ -5611,7 +5610,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
if (is_multiline)
{
// For focus requests to work on our multiline we need to ensure our child ItemAdd() call specifies the ImGuiItemFlags_Inputable (see #4761, #7870)...
Dummy(ImVec2(text_size.x, text_size.y + style.FramePadding.y));
Dummy(ImVec2(0.0f, text_size_y + style.FramePadding.y));
g.NextItemData.ItemFlags |= (ImGuiItemFlags)ImGuiItemFlags_Inputable | ImGuiItemFlags_NoTabStop;
EndChild();
item_data_backup.StatusFlags |= (g.LastItemData.StatusFlags & ImGuiItemStatusFlags_HoveredWindow);