Scrollbar: Fixed an issue where scrollbars wouldn't display on the frame following a frame where all child window contents would be culled.

Demo: Fixed a small bug with scrolling demo.
Metrics: Tweaks.
This commit is contained in:
omar
2019-11-08 19:00:49 +01:00
parent 57dc34f4e8
commit 6e8e2c0fa9
3 changed files with 36 additions and 22 deletions

View File

@ -2215,7 +2215,7 @@ static void ShowDemoWindowLayout()
ImGui::TextUnformatted(names[i]);
ImGuiWindowFlags child_flags = enable_extra_decorations ? ImGuiWindowFlags_MenuBar : 0;
ImGui::BeginChild(ImGui::GetID((void*)(intptr_t)i), ImVec2(child_w, 200.0f), true, child_flags);
bool window_visible = ImGui::BeginChild(ImGui::GetID((void*)(intptr_t)i), ImVec2(child_w, 200.0f), true, child_flags);
if (ImGui::BeginMenuBar())
{
ImGui::TextUnformatted("abc");
@ -2225,16 +2225,19 @@ static void ShowDemoWindowLayout()
ImGui::SetScrollY(scroll_to_off_px);
if (scroll_to_pos)
ImGui::SetScrollFromPosY(ImGui::GetCursorStartPos().y + scroll_to_pos_px, i * 0.25f);
for (int item = 0; item < 100; item++)
if (window_visible) // Avoid calling SetScrollHereY when running with culled items
{
if (enable_track && item == track_item)
for (int item = 0; item < 100; item++)
{
ImGui::TextColored(ImVec4(1,1,0,1), "Item %d", item);
ImGui::SetScrollHereY(i * 0.25f); // 0.0f:top, 0.5f:center, 1.0f:bottom
}
else
{
ImGui::Text("Item %d", item);
if (enable_track && item == track_item)
{
ImGui::TextColored(ImVec4(1, 1, 0, 1), "Item %d", item);
ImGui::SetScrollHereY(i * 0.25f); // 0.0f:top, 0.5f:center, 1.0f:bottom
}
else
{
ImGui::Text("Item %d", item);
}
}
}
float scroll_y = ImGui::GetScrollY();
@ -2253,23 +2256,26 @@ static void ShowDemoWindowLayout()
{
float child_height = ImGui::GetTextLineHeight() + style.ScrollbarSize + style.WindowPadding.y * 2.0f;
ImGuiWindowFlags child_flags = ImGuiWindowFlags_HorizontalScrollbar | (enable_extra_decorations ? ImGuiWindowFlags_AlwaysVerticalScrollbar : 0);
ImGui::BeginChild(ImGui::GetID((void*)(intptr_t)i), ImVec2(-100, child_height), true, child_flags);
bool window_visible = ImGui::BeginChild(ImGui::GetID((void*)(intptr_t)i), ImVec2(-100, child_height), true, child_flags);
if (scroll_to_off)
ImGui::SetScrollX(scroll_to_off_px);
if (scroll_to_pos)
ImGui::SetScrollFromPosX(ImGui::GetCursorStartPos().x + scroll_to_pos_px, i * 0.25f);
for (int item = 0; item < 100; item++)
if (window_visible) // Avoid calling SetScrollHereY when running with culled items
{
if (enable_track && item == track_item)
for (int item = 0; item < 100; item++)
{
ImGui::TextColored(ImVec4(1, 1, 0, 1), "Item %d", item);
ImGui::SetScrollHereX(i * 0.25f); // 0.0f:left, 0.5f:center, 1.0f:right
if (enable_track && item == track_item)
{
ImGui::TextColored(ImVec4(1, 1, 0, 1), "Item %d", item);
ImGui::SetScrollHereX(i * 0.25f); // 0.0f:left, 0.5f:center, 1.0f:right
}
else
{
ImGui::Text("Item %d", item);
}
ImGui::SameLine();
}
else
{
ImGui::Text("Item %d", item);
}
ImGui::SameLine();
}
float scroll_x = ImGui::GetScrollX();
float scroll_max_x = ImGui::GetScrollMaxX();