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Added va_list variations of all functions taking ... parameters (from Andrea Pessino)

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This commit is contained in:
ocornut
2014-09-24 19:27:29 +01:00
parent 8eafb373f7
commit 746951691a
2 changed files with 60 additions and 22 deletions
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76
imgui.cpp
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@@ -1844,13 +1844,18 @@ ImVec2 GetItemBoxMax()
return window->DC.LastItemAabb.Max;
}
// Tooltip is sorted and turned into a BeginTooltip()/EndTooltip() sequence at the end of the frame. Each call override previous value.
void SetTooltip(const char* fmt, ...)
// Tooltip is stored and turned into a BeginTooltip()/EndTooltip() sequence at the end of the frame. Each call override previous value.
void SetTooltipV(const char* fmt, va_list args)
{
ImGuiState& g = GImGui;
ImFormatStringV(g.Tooltip, IM_ARRAYSIZE(g.Tooltip), fmt, args);
}
void SetTooltip(const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
ImFormatStringV(g.Tooltip, IM_ARRAYSIZE(g.Tooltip), fmt, args);
SetTooltipV(fmt, args);
va_end(args);
}
@@ -2636,14 +2641,19 @@ void Text(const char* fmt, ...)
va_end(args);
}
void TextColored(const ImVec4& col, const char* fmt, ...)
void TextColoredV(const ImVec4& col, const char* fmt, va_list args)
{
ImGui::PushStyleColor(ImGuiCol_Text, col);
TextV(fmt, args);
ImGui::PopStyleColor();
}
void TextColored(const ImVec4& col, const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
TextV(fmt, args);
TextColoredV(col, fmt, args);
va_end(args);
ImGui::PopStyleColor();
}
void TextUnformatted(const char* text, const char* text_end)
@@ -2758,7 +2768,7 @@ void AlignFirstTextHeightToWidgets()
}
// Add a label+text combo aligned to other label+value widgets
void LabelText(const char* label, const char* fmt, ...)
void LabelTextV(const char* label, const char* fmt, va_list args)
{
ImGuiState& g = GImGui;
ImGuiWindow* window = GetCurrentWindow();
@@ -2768,11 +2778,8 @@ void LabelText(const char* label, const char* fmt, ...)
const float w = window->DC.ItemWidth.back();
static char buf[1024];
va_list args;
va_start(args, fmt);
const char* text_begin = &buf[0];
const char* text_end = text_begin + ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
va_end(args);
const ImVec2 text_size = CalcTextSize(label);
const ImGuiAabb value_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w + style.FramePadding.x*2, text_size.y));
@@ -2787,6 +2794,14 @@ void LabelText(const char* label, const char* fmt, ...)
RenderText(ImVec2(value_bb.Max.x + style.ItemInnerSpacing.x, value_bb.Min.y), label);
}
void LabelText(const char* label, const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
LabelTextV(label, fmt, args);
va_end(args);
}
static bool ButtonBehaviour(const ImGuiAabb& bb, const ImGuiID& id, bool* out_hovered, bool* out_held, bool allow_key_modifiers, bool repeat)
{
ImGuiState& g = GImGui;
@@ -3080,7 +3095,7 @@ bool CollapsingHeader(const char* label, const char* str_id, const bool display_
}
// Text with a little bullet aligned to the typical tree node.
void BulletText(const char* fmt, ...)
void BulletTextV(const char* fmt, va_list args)
{
ImGuiState& g = GImGui;
ImGuiWindow* window = GetCurrentWindow();
@@ -3088,11 +3103,8 @@ void BulletText(const char* fmt, ...)
return;
static char buf[1024];
va_list args;
va_start(args, fmt);
const char* text_begin = buf;
const char* text_end = text_begin + ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
va_end(args);
const float line_height = window->FontSize();
const ImVec2 text_size = CalcTextSize(text_begin, text_end);
@@ -3108,14 +3120,19 @@ void BulletText(const char* fmt, ...)
RenderText(bb.Min+ImVec2(window->FontSize()+g.Style.FramePadding.x*2,0), text_begin, text_end);
}
// If returning 'true' the node is open and the user is responsible for calling TreePop
bool TreeNode(const char* str_id, const char* fmt, ...)
void BulletText(const char* fmt, ...)
{
static char buf[1024];
va_list args;
va_start(args, fmt);
ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
BulletTextV(fmt, args);
va_end(args);
}
// If returning 'true' the node is open and the user is responsible for calling TreePop
bool TreeNodeV(const char* str_id, const char* fmt, va_list args)
{
static char buf[1024];
ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
if (!str_id || !str_id[0])
str_id = fmt;
@@ -3130,14 +3147,20 @@ bool TreeNode(const char* str_id, const char* fmt, ...)
return opened;
}
// If returning 'true' the node is open and the user is responsible for calling TreePop
bool TreeNode(const void* ptr_id, const char* fmt, ...)
bool TreeNode(const char* str_id, const char* fmt, ...)
{
static char buf[1024];
va_list args;
va_start(args, fmt);
ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
bool s = TreeNodeV(str_id, fmt, args);
va_end(args);
return s;
}
// If returning 'true' the node is open and the user is responsible for calling TreePop
bool TreeNodeV(const void* ptr_id, const char* fmt, va_list args)
{
static char buf[1024];
ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
if (!ptr_id)
ptr_id = fmt;
@@ -3152,6 +3175,15 @@ bool TreeNode(const void* ptr_id, const char* fmt, ...)
return opened;
}
bool TreeNode(const void* ptr_id, const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
bool s = TreeNodeV(ptr_id, fmt, args);
va_end(args);
return s;
}
bool TreeNode(const char* str_label_id)
{
return TreeNode(str_label_id, "%s", str_label_id);

6
imgui.h
View File

@@ -163,6 +163,7 @@ namespace ImGui
// Tooltip
void SetTooltip(const char* fmt, ...); // set tooltip under mouse-cursor, typically use with ImGui::IsHovered(). last call wins.
void SetTooltipV(const char* fmt, va_list args);
void BeginTooltip(); // use to create full-featured tooltip windows that aren't just text.
void EndTooltip();
@@ -194,9 +195,12 @@ namespace ImGui
void Text(const char* fmt, ...);
void TextV(const char* fmt, va_list args);
void TextColored(const ImVec4& col, const char* fmt, ...); // shortcut to doing PushStyleColor(ImGuiCol_Text, col); Text(fmt, ...); PopStyleColor();
void TextColoredV(const ImVec4& col, const char* fmt, va_list args);
void TextUnformatted(const char* text, const char* text_end = NULL); // doesn't require null terminated string if 'text_end' is specified. no copy done to any bounded stack buffer, better for long chunks of text.
void LabelText(const char* label, const char* fmt, ...);
void LabelTextV(const char* label, const char* fmt, va_list args);
void BulletText(const char* fmt, ...);
void BulletTextV(const char* fmt, va_list args);
bool Button(const char* label, ImVec2 size = ImVec2(0,0), bool repeat_when_held = false);
bool SmallButton(const char* label);
bool CollapsingHeader(const char* label, const char* str_id = NULL, const bool display_frame = true, const bool default_open = false);
@@ -228,6 +232,8 @@ namespace ImGui
bool TreeNode(const char* str_label_id); // if returning 'true' the node is open and the user is responsible for calling TreePop
bool TreeNode(const char* str_id, const char* fmt, ...); // "
bool TreeNode(const void* ptr_id, const char* fmt, ...); // "
bool TreeNodeV(const char* str_id, const char* fmt, va_list args); // "
bool TreeNodeV(const void* ptr_id, const char* fmt, va_list args); // "
void TreePush(const char* str_id = NULL); // already called by TreeNode(), but you can call Push/Pop yourself for layouting purpose
void TreePush(const void* ptr_id = NULL); // "
void TreePop();