Drezil/imgui
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Added SetNextItemWidth() helper to avoid using PushItemWidth/PopItemWidth() for single items.

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This commit is contained in:
omar
2019-04-18 18:29:28 +02:00
parent 8d53f834ee
commit 5078fa208b
6 changed files with 90 additions and 69 deletions
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52
imgui_demo.cpp
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@ -550,9 +550,8 @@ static void ShowDemoWindowWidgets()
ImGui::ListBox("listbox\n(single select)", &listbox_item_current, listbox_items, IM_ARRAYSIZE(listbox_items), 4);
//static int listbox_item_current2 = 2;
//ImGui::PushItemWidth(-1);
//ImGui::SetNextItemWidth(-1);
//ImGui::ListBox("##listbox2", &listbox_item_current2, listbox_items, IM_ARRAYSIZE(listbox_items), 4);
//ImGui::PopItemWidth();
}
ImGui::TreePop();
@ -1052,7 +1051,8 @@ static void ShowDemoWindowWidgets()
};
static int func_type = 0, display_count = 70;
ImGui::Separator();
ImGui::PushItemWidth(100); ImGui::Combo("func", &func_type, "Sin\0Saw\0"); ImGui::PopItemWidth();
ImGui::SetNextItemWidth(100);
ImGui::Combo("func", &func_type, "Sin\0Saw\0");
ImGui::SameLine();
ImGui::SliderInt("Sample count", &display_count, 1, 400);
float (*func)(void*, int) = (func_type == 0) ? Funcs::Sin : Funcs::Saw;
@ -1667,9 +1667,8 @@ static void ShowDemoWindowLayout()
static int line = 50;
bool goto_line = ImGui::Button("Goto");
ImGui::SameLine();
ImGui::PushItemWidth(100);
ImGui::SetNextItemWidth(100);
goto_line |= ImGui::InputInt("##Line", &line, 0, 0, ImGuiInputTextFlags_EnterReturnsTrue);
ImGui::PopItemWidth();
// Child 1: no border, enable horizontal scrollbar
{
@ -1740,35 +1739,36 @@ static void ShowDemoWindowLayout()
if (ImGui::TreeNode("Widgets Width"))
{
// Use SetNextItemWidth() to set the width of a single upcoming item.
// Use PushItemWidth()/PopItemWidth() to set the width of a group of items.
static float f = 0.0f;
ImGui::Text("PushItemWidth(100)");
ImGui::Text("SetNextItemWidth/PushItemWidth(100)");
ImGui::SameLine(); HelpMarker("Fixed width.");
ImGui::PushItemWidth(100);
ImGui::SetNextItemWidth(100);
ImGui::DragFloat("float##1", &f);
ImGui::PopItemWidth();
ImGui::Text("PushItemWidth(GetWindowWidth() * 0.5f)");
ImGui::Text("SetNextItemWidth/PushItemWidth(GetWindowWidth() * 0.5f)");
ImGui::SameLine(); HelpMarker("Half of window width.");
ImGui::PushItemWidth(ImGui::GetWindowWidth() * 0.5f);
ImGui::SetNextItemWidth(ImGui::GetWindowWidth() * 0.5f);
ImGui::DragFloat("float##2", &f);
ImGui::PopItemWidth();
ImGui::Text("PushItemWidth(GetContentRegionAvailWidth() * 0.5f)");
ImGui::Text("SetNextItemWidth/PushItemWidth(GetContentRegionAvailWidth() * 0.5f)");
ImGui::SameLine(); HelpMarker("Half of available width.\n(~ right-cursor_pos)\n(works within a column set)");
ImGui::PushItemWidth(ImGui::GetContentRegionAvailWidth() * 0.5f);
ImGui::SetNextItemWidth(ImGui::GetContentRegionAvailWidth() * 0.5f);
ImGui::DragFloat("float##3", &f);
ImGui::PopItemWidth();
ImGui::Text("PushItemWidth(-100)");
ImGui::Text("SetNextItemWidth/PushItemWidth(-100)");
ImGui::SameLine(); HelpMarker("Align to right edge minus 100");
ImGui::PushItemWidth(-100);
ImGui::SetNextItemWidth(-100);
ImGui::DragFloat("float##4", &f);
ImGui::PopItemWidth();
ImGui::Text("PushItemWidth(-1)");
// Demonstrate using PushItemWidth to surround three items. Calling SetNextItemWidth() before each of them would have the same effect.
ImGui::Text("SetNextItemWidth/PushItemWidth(-1)");
ImGui::SameLine(); HelpMarker("Align to right edge");
ImGui::PushItemWidth(-1);
ImGui::DragFloat("float##5", &f);
ImGui::DragFloat("float##5a", &f);
ImGui::DragFloat("float##5b", &f);
ImGui::DragFloat("float##5c", &f);
ImGui::PopItemWidth();
ImGui::TreePop();
@ -2241,9 +2241,8 @@ static void ShowDemoWindowPopups()
{
if (ImGui::Selectable("Set to zero")) value = 0.0f;
if (ImGui::Selectable("Set to PI")) value = 3.1415f;
ImGui::PushItemWidth(-1);
ImGui::SetNextItemWidth(-1);
ImGui::DragFloat("##Value", &value, 0.1f, 0.0f, 0.0f);
ImGui::PopItemWidth();
ImGui::EndPopup();
}
@ -2968,7 +2967,7 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
}
ImGui::LogFinish();
}
ImGui::SameLine(); ImGui::PushItemWidth(120); ImGui::Combo("##output_type", &output_dest, "To Clipboard\0To TTY\0"); ImGui::PopItemWidth();
ImGui::SameLine(); ImGui::SetNextItemWidth(120); ImGui::Combo("##output_type", &output_dest, "To Clipboard\0To TTY\0");
ImGui::SameLine(); ImGui::Checkbox("Only Modified Colors", &output_only_modified);
static ImGuiTextFilter filter;
@ -3807,12 +3806,11 @@ static void ShowExampleAppPropertyEditor(bool* p_open)
ImGui::AlignTextToFramePadding();
ImGui::TreeNodeEx("Field", ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_NoTreePushOnOpen | ImGuiTreeNodeFlags_Bullet, "Field_%d", i);
ImGui::NextColumn();
ImGui::PushItemWidth(-1);
ImGui::SetNextItemWidth(-1);
if (i >= 5)
ImGui::InputFloat("##value", &dummy_members[i], 1.0f);
else
ImGui::DragFloat("##value", &dummy_members[i], 0.01f);
ImGui::PopItemWidth();
ImGui::NextColumn();
}
ImGui::PopID();
@ -3952,10 +3950,10 @@ static void ShowExampleAppConstrainedResize(bool* p_open)
if (ImGui::Button("200x200")) { ImGui::SetWindowSize(ImVec2(200, 200)); } ImGui::SameLine();
if (ImGui::Button("500x500")) { ImGui::SetWindowSize(ImVec2(500, 500)); } ImGui::SameLine();
if (ImGui::Button("800x200")) { ImGui::SetWindowSize(ImVec2(800, 200)); }
ImGui::PushItemWidth(200);
ImGui::SetNextItemWidth(200);
ImGui::Combo("Constraint", &type, desc, IM_ARRAYSIZE(desc));
ImGui::SetNextItemWidth(200);
ImGui::DragInt("Lines", &display_lines, 0.2f, 1, 100);
ImGui::PopItemWidth();
ImGui::Checkbox("Auto-resize", &auto_resize);
for (int i = 0; i < display_lines; i++)
ImGui::Text("%*sHello, sailor! Making this line long enough for the example.", i * 4, "");
@ -4401,7 +4399,7 @@ void ShowExampleAppDocuments(bool* p_open)
if (ImGui::BeginPopupModal("Save?"))
{
ImGui::Text("Save change to the following items?");
ImGui::PushItemWidth(-1.0f);
ImGui::SetNextItemWidth(-1.0f);
if (ImGui::ListBoxHeader("##", close_queue_unsaved_documents, 6))
{
for (int n = 0; n < close_queue.Size; n++)