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Add: Ability to disable ImGui checkboxes (#1272)

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* Added ability to disable checkboxes

* Renamed args, added disabledGraphic option

* Moved checkbox out of ImGui source
This commit is contained in:
aMannus 2022-08-24 02:13:15 +02:00 committed by GitHub
parent 70d7d66d0c
commit ca08680a12
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 102 additions and 6 deletions
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96
libultraship/libultraship/ImGuiImpl.cpp
View File

@ -603,13 +603,101 @@ namespace SohImGui {
ImGui::Text("%s", text);
}
void EnhancementCheckbox(const char* text, const char* cvarName)
void RenderCross(ImDrawList* draw_list, ImVec2 pos, ImU32 col, float sz)
{
float thickness = ImMax(sz / 5.0f, 1.0f);
sz -= thickness * 0.5f;
pos += ImVec2(thickness * 0.25f, thickness * 0.25f);
draw_list->PathLineTo(ImVec2(pos.x, pos.y));
draw_list->PathLineTo(ImVec2(pos.x + sz, pos.y + sz));
draw_list->PathStroke(col, 0, thickness);
draw_list->PathLineTo(ImVec2(pos.x + sz, pos.y));
draw_list->PathLineTo(ImVec2(pos.x, pos.y + sz));
draw_list->PathStroke(col, 0, thickness);
}
bool CustomCheckbox(const char* label, bool* v, bool disabled, ImGuiCheckboxGraphics disabledGraphic) {
ImGuiWindow* window = ImGui::GetCurrentWindow();
if (window->SkipItems)
return false;
ImGuiContext& g = *GImGui;
const ImGuiStyle& style = g.Style;
const ImGuiID id = window->GetID(label);
const ImVec2 label_size = ImGui::CalcTextSize(label, NULL, true);
const float square_sz = ImGui::GetFrameHeight();
const ImVec2 pos = window->DC.CursorPos;
const ImRect total_bb(pos, pos + ImVec2(square_sz + (label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f), label_size.y + style.FramePadding.y * 2.0f));
ImGui::ItemSize(total_bb, style.FramePadding.y);
if (!ImGui::ItemAdd(total_bb, id))
{
IMGUI_TEST_ENGINE_ITEM_INFO(id, label, g.LastItemData.StatusFlags | ImGuiItemStatusFlags_Checkable | (*v ? ImGuiItemStatusFlags_Checked : 0));
return false;
}
bool hovered, held;
bool pressed = ImGui::ButtonBehavior(total_bb, id, &hovered, &held);
if (pressed)
{
*v = !(*v);
ImGui::MarkItemEdited(id);
}
const ImRect check_bb(pos, pos + ImVec2(square_sz, square_sz));
ImGui::RenderNavHighlight(total_bb, id);
ImGui::RenderFrame(check_bb.Min, check_bb.Max, ImGui::GetColorU32((held && hovered) ? ImGuiCol_FrameBgActive : hovered ? ImGuiCol_FrameBgHovered : ImGuiCol_FrameBg), true, style.FrameRounding);
ImU32 check_col = ImGui::GetColorU32(ImGuiCol_CheckMark);
ImU32 cross_col = ImGui::GetColorU32(ImVec4(0.50f, 0.50f, 0.50f, 1.00f));
bool mixed_value = (g.LastItemData.InFlags & ImGuiItemFlags_MixedValue) != 0;
if (mixed_value)
{
// Undocumented tristate/mixed/indeterminate checkbox (#2644)
// This may seem awkwardly designed because the aim is to make ImGuiItemFlags_MixedValue supported by all widgets (not just checkbox)
ImVec2 pad(ImMax(1.0f, IM_FLOOR(square_sz / 3.6f)), ImMax(1.0f, IM_FLOOR(square_sz / 3.6f)));
window->DrawList->AddRectFilled(check_bb.Min + pad, check_bb.Max - pad, check_col, style.FrameRounding);
}
else if ((!disabled && *v) || (disabled && disabledGraphic == ImGuiCheckboxGraphics::Checkmark))
{
const float pad = ImMax(1.0f, IM_FLOOR(square_sz / 6.0f));
ImGui::RenderCheckMark(window->DrawList, check_bb.Min + ImVec2(pad, pad), check_col, square_sz - pad * 2.0f);
}
else if (disabled && disabledGraphic == ImGuiCheckboxGraphics::Cross) {
const float pad = ImMax(1.0f, IM_FLOOR(square_sz / 6.0f));
RenderCross(window->DrawList, check_bb.Min + ImVec2(pad, pad), cross_col, square_sz - pad * 2.0f);
}
ImVec2 label_pos = ImVec2(check_bb.Max.x + style.ItemInnerSpacing.x, check_bb.Min.y + style.FramePadding.y);
if (g.LogEnabled)
ImGui::LogRenderedText(&label_pos, mixed_value ? "[~]" : *v ? "[x]" : "[ ]");
if (label_size.x > 0.0f)
ImGui::RenderText(label_pos, label);
IMGUI_TEST_ENGINE_ITEM_INFO(id, label, g.LastItemData.StatusFlags | ImGuiItemStatusFlags_Checkable | (*v ? ImGuiItemStatusFlags_Checked : 0));
return pressed;
}
void EnhancementCheckbox(const char* text, const char* cvarName, bool disabled, const char* disabledTooltipText, ImGuiCheckboxGraphics disabledGraphic)
{
if (disabled) {
ImGui::PushItemFlag(ImGuiItemFlags_Disabled, true);
ImGui::PushStyleVar(ImGuiStyleVar_Alpha, ImGui::GetStyle().Alpha * 0.5f);
}
bool val = (bool)CVar_GetS32(cvarName, 0);
if (ImGui::Checkbox(text, &val)) {
if (CustomCheckbox(text, &val, disabled, disabledGraphic)) {
CVar_SetS32(cvarName, val);
needs_save = true;
}
if (disabled) {
ImGui::PopStyleVar(1);
if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled) && disabledTooltipText != "") {
ImGui::SetTooltip("%s", disabledTooltipText);
}
ImGui::PopItemFlag();
}
}
void EnhancementButton(const char* text, const char* cvarName)
@ -2644,11 +2732,11 @@ namespace SohImGui {
}
}
void PaddedEnhancementCheckbox(const char* text, const char* cvarName, bool padTop, bool padBottom) {
void PaddedEnhancementCheckbox(const char* text, const char* cvarName, bool padTop, bool padBottom, bool disabled, const char* disabledTooltipText, ImGuiCheckboxGraphics disabledGraphic) {
if (padTop) {
ImGui::Dummy(ImVec2(0.0f, 0.0f));
}
EnhancementCheckbox(text, cvarName);
EnhancementCheckbox(text, cvarName, disabled, disabledTooltipText, disabledGraphic);
if (padBottom) {
ImGui::Dummy(ImVec2(0.0f, 0.0f));
}

12
libultraship/libultraship/ImGuiImpl.h
View File

@ -34,6 +34,14 @@ namespace SohImGui {
dLoadSettings,
};
// Enumeration for disabled checkbox graphics
enum class ImGuiCheckboxGraphics
{
Cross,
Checkmark,
None
};
typedef struct {
Backend backend;
union {
@ -86,7 +94,7 @@ namespace SohImGui {
void Tooltip(const char* text);
void EnhancementRadioButton(const char* text, const char* cvarName, int id);
void EnhancementCheckbox(const char* text, const char* cvarName);
void EnhancementCheckbox(const char* text, const char* cvarName, bool disabled = false, const char* disabledTooltipText = "", ImGuiCheckboxGraphics disabledGraphic = ImGuiCheckboxGraphics::Cross);
void EnhancementButton(const char* text, const char* cvarName);
void EnhancementSliderInt(const char* text, const char* id, const char* cvarName, int min, int max, const char* format, int defaultValue = 0, bool PlusMinusButton = false);
void EnhancementSliderFloat(const char* text, const char* id, const char* cvarName, float min, float max, const char* format, float defaultValue, bool isPercentage, bool PlusMinusButton = false);
@ -123,7 +131,7 @@ namespace SohImGui {
void InsertPadding(float extraVerticalPadding = 0.0f);
void PaddedSeparator(bool padTop = true, bool padBottom = true, float extraVerticalTopPadding = 0.0f, float extraVerticalBottomPadding = 0.0f);
void PaddedEnhancementSliderInt(const char* text, const char* id, const char* cvarName, int min, int max, const char* format, int defaultValue = 0, bool PlusMinusButton = false, bool padTop = true, bool padBottom = true);
void PaddedEnhancementCheckbox(const char* text, const char* cvarName, bool padTop = true, bool padBottom = true);
void PaddedEnhancementCheckbox(const char* text, const char* cvarName, bool padTop = true, bool padBottom = true, bool disabled = false, const char* disabledTooltipText = "", ImGuiCheckboxGraphics disabledGraphic = ImGuiCheckboxGraphics::Cross);
void PaddedText(const char* text, bool padTop = true, bool padBottom = true);
std::string GetWindowButtonText(const char* text, bool menuOpen);
}