mirror of
https://github.com/ocornut/imgui.git
synced 2024-11-12 02:00:58 +01:00
(amended)
This commit is contained in:
parent
98a6292165
commit
0cca0d1617
@ -184,7 +184,7 @@ It's mostly a bunch of personal notes, probably incomplete. Feel free to query i
|
|||||||
|
|
||||||
- combo: use clipper: make it easier to disable clipper with a single flag.
|
- combo: use clipper: make it easier to disable clipper with a single flag.
|
||||||
- combo: flag for BeginCombo to not return true when unchanged (#1182)
|
- combo: flag for BeginCombo to not return true when unchanged (#1182)
|
||||||
- combo: a way/helper to customize the combo preview (#1658)
|
- combo: a way/helper to customize the combo preview (#1658) -> exeperimental BeginComboPreview()
|
||||||
- combo/listbox: keyboard control. need InputText-like non-active focus + key handling. considering keyboard for custom listbox (pr #203)
|
- combo/listbox: keyboard control. need InputText-like non-active focus + key handling. considering keyboard for custom listbox (pr #203)
|
||||||
- listbox: multiple selection.
|
- listbox: multiple selection.
|
||||||
- listbox: unselect option (#1208)
|
- listbox: unselect option (#1208)
|
||||||
|
1
imgui.h
1
imgui.h
@ -2463,6 +2463,7 @@ struct ImDrawList
|
|||||||
IMGUI_API void _ResetForNewFrame();
|
IMGUI_API void _ResetForNewFrame();
|
||||||
IMGUI_API void _ClearFreeMemory();
|
IMGUI_API void _ClearFreeMemory();
|
||||||
IMGUI_API void _PopUnusedDrawCmd();
|
IMGUI_API void _PopUnusedDrawCmd();
|
||||||
|
IMGUI_API void _TryMergeDrawCmds();
|
||||||
IMGUI_API void _OnChangedClipRect();
|
IMGUI_API void _OnChangedClipRect();
|
||||||
IMGUI_API void _OnChangedTextureID();
|
IMGUI_API void _OnChangedTextureID();
|
||||||
IMGUI_API void _OnChangedVtxOffset();
|
IMGUI_API void _OnChangedVtxOffset();
|
||||||
|
@ -1026,8 +1026,8 @@ static void ShowDemoWindowWidgets()
|
|||||||
// stored in the object itself, etc.)
|
// stored in the object itself, etc.)
|
||||||
const char* items[] = { "AAAA", "BBBB", "CCCC", "DDDD", "EEEE", "FFFF", "GGGG", "HHHH", "IIII", "JJJJ", "KKKK", "LLLLLLL", "MMMM", "OOOOOOO" };
|
const char* items[] = { "AAAA", "BBBB", "CCCC", "DDDD", "EEEE", "FFFF", "GGGG", "HHHH", "IIII", "JJJJ", "KKKK", "LLLLLLL", "MMMM", "OOOOOOO" };
|
||||||
static int item_current_idx = 0; // Here we store our selection data as an index.
|
static int item_current_idx = 0; // Here we store our selection data as an index.
|
||||||
const char* combo_label = items[item_current_idx]; // Label to preview before opening the combo (technically it could be anything)
|
const char* combo_preview_value = items[item_current_idx]; // Pass in the preview value visible before opening the combo (it could be anything)
|
||||||
if (ImGui::BeginCombo("combo 1", combo_label, flags))
|
if (ImGui::BeginCombo("combo 1", combo_preview_value, flags))
|
||||||
{
|
{
|
||||||
for (int n = 0; n < IM_ARRAYSIZE(items); n++)
|
for (int n = 0; n < IM_ARRAYSIZE(items); n++)
|
||||||
{
|
{
|
||||||
@ -1043,10 +1043,12 @@ static void ShowDemoWindowWidgets()
|
|||||||
}
|
}
|
||||||
|
|
||||||
// Simplified one-liner Combo() API, using values packed in a single constant string
|
// Simplified one-liner Combo() API, using values packed in a single constant string
|
||||||
|
// This is a convenience for when the selection set is small and known at compile-time.
|
||||||
static int item_current_2 = 0;
|
static int item_current_2 = 0;
|
||||||
ImGui::Combo("combo 2 (one-liner)", &item_current_2, "aaaa\0bbbb\0cccc\0dddd\0eeee\0\0");
|
ImGui::Combo("combo 2 (one-liner)", &item_current_2, "aaaa\0bbbb\0cccc\0dddd\0eeee\0\0");
|
||||||
|
|
||||||
// Simplified one-liner Combo() using an array of const char*
|
// Simplified one-liner Combo() using an array of const char*
|
||||||
|
// This is not very useful (may obsolete): prefer using BeginCombo()/EndCombo() for full control.
|
||||||
static int item_current_3 = -1; // If the selection isn't within 0..count, Combo won't display a preview
|
static int item_current_3 = -1; // If the selection isn't within 0..count, Combo won't display a preview
|
||||||
ImGui::Combo("combo 3 (array)", &item_current_3, items, IM_ARRAYSIZE(items));
|
ImGui::Combo("combo 3 (array)", &item_current_3, items, IM_ARRAYSIZE(items));
|
||||||
|
|
||||||
|
@ -491,6 +491,18 @@ void ImDrawList::AddCallback(ImDrawCallback callback, void* callback_data)
|
|||||||
#define ImDrawCmd_HeaderCompare(CMD_LHS, CMD_RHS) (memcmp(CMD_LHS, CMD_RHS, ImDrawCmd_HeaderSize)) // Compare ClipRect, TextureId, VtxOffset
|
#define ImDrawCmd_HeaderCompare(CMD_LHS, CMD_RHS) (memcmp(CMD_LHS, CMD_RHS, ImDrawCmd_HeaderSize)) // Compare ClipRect, TextureId, VtxOffset
|
||||||
#define ImDrawCmd_HeaderCopy(CMD_DST, CMD_SRC) (memcpy(CMD_DST, CMD_SRC, ImDrawCmd_HeaderSize)) // Copy ClipRect, TextureId, VtxOffset
|
#define ImDrawCmd_HeaderCopy(CMD_DST, CMD_SRC) (memcpy(CMD_DST, CMD_SRC, ImDrawCmd_HeaderSize)) // Copy ClipRect, TextureId, VtxOffset
|
||||||
|
|
||||||
|
// Try to merge two last draw commands
|
||||||
|
void ImDrawList::_TryMergeDrawCmds()
|
||||||
|
{
|
||||||
|
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
|
||||||
|
ImDrawCmd* prev_cmd = curr_cmd - 1;
|
||||||
|
if (ImDrawCmd_HeaderCompare(curr_cmd, prev_cmd) == 0 && curr_cmd->UserCallback == NULL && prev_cmd->UserCallback == NULL)
|
||||||
|
{
|
||||||
|
prev_cmd->ElemCount += curr_cmd->ElemCount;
|
||||||
|
CmdBuffer.pop_back();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
// Our scheme may appears a bit unusual, basically we want the most-common calls AddLine AddRect etc. to not have to perform any check so we always have a command ready in the stack.
|
// Our scheme may appears a bit unusual, basically we want the most-common calls AddLine AddRect etc. to not have to perform any check so we always have a command ready in the stack.
|
||||||
// The cost of figuring out if a new command has to be added or if we can merge is paid in those Update** functions only.
|
// The cost of figuring out if a new command has to be added or if we can merge is paid in those Update** functions only.
|
||||||
void ImDrawList::_OnChangedClipRect()
|
void ImDrawList::_OnChangedClipRect()
|
||||||
|
@ -808,6 +808,12 @@ enum ImGuiButtonFlagsPrivate_
|
|||||||
ImGuiButtonFlags_PressedOnDefault_ = ImGuiButtonFlags_PressedOnClickRelease
|
ImGuiButtonFlags_PressedOnDefault_ = ImGuiButtonFlags_PressedOnClickRelease
|
||||||
};
|
};
|
||||||
|
|
||||||
|
// Extend ImGuiComboFlags_
|
||||||
|
enum ImGuiComboFlagsPrivate_
|
||||||
|
{
|
||||||
|
ImGuiComboFlags_CustomPreview = 1 << 20 // enable BeginComboPreview()
|
||||||
|
};
|
||||||
|
|
||||||
// Extend ImGuiSliderFlags_
|
// Extend ImGuiSliderFlags_
|
||||||
enum ImGuiSliderFlagsPrivate_
|
enum ImGuiSliderFlagsPrivate_
|
||||||
{
|
{
|
||||||
@ -996,6 +1002,19 @@ struct ImGuiStyleMod
|
|||||||
ImGuiStyleMod(ImGuiStyleVar idx, ImVec2 v) { VarIdx = idx; BackupFloat[0] = v.x; BackupFloat[1] = v.y; }
|
ImGuiStyleMod(ImGuiStyleVar idx, ImVec2 v) { VarIdx = idx; BackupFloat[0] = v.x; BackupFloat[1] = v.y; }
|
||||||
};
|
};
|
||||||
|
|
||||||
|
// Storage data for BeginComboPreview()/EndComboPreview()
|
||||||
|
struct IMGUI_API ImGuiComboPreviewData
|
||||||
|
{
|
||||||
|
ImRect PreviewRect;
|
||||||
|
ImVec2 BackupCursorPos;
|
||||||
|
ImVec2 BackupCursorMaxPos;
|
||||||
|
ImVec2 BackupCursorPosPrevLine;
|
||||||
|
float BackupPrevLineTextBaseOffset;
|
||||||
|
ImGuiLayoutType BackupLayout;
|
||||||
|
|
||||||
|
ImGuiComboPreviewData() { memset(this, 0, sizeof(*this)); }
|
||||||
|
};
|
||||||
|
|
||||||
// Stacked storage data for BeginGroup()/EndGroup()
|
// Stacked storage data for BeginGroup()/EndGroup()
|
||||||
struct IMGUI_API ImGuiGroupData
|
struct IMGUI_API ImGuiGroupData
|
||||||
{
|
{
|
||||||
@ -1552,6 +1571,7 @@ struct ImGuiContext
|
|||||||
float ColorEditLastSat; // Backup of last Saturation associated to LastColor[3], so we can restore Saturation in lossy RGB<>HSV round trips
|
float ColorEditLastSat; // Backup of last Saturation associated to LastColor[3], so we can restore Saturation in lossy RGB<>HSV round trips
|
||||||
float ColorEditLastColor[3];
|
float ColorEditLastColor[3];
|
||||||
ImVec4 ColorPickerRef; // Initial/reference color at the time of opening the color picker.
|
ImVec4 ColorPickerRef; // Initial/reference color at the time of opening the color picker.
|
||||||
|
ImGuiComboPreviewData ComboPreviewData;
|
||||||
float SliderCurrentAccum; // Accumulated slider delta when using navigation controls.
|
float SliderCurrentAccum; // Accumulated slider delta when using navigation controls.
|
||||||
bool SliderCurrentAccumDirty; // Has the accumulated slider delta changed since last time we tried to apply it?
|
bool SliderCurrentAccumDirty; // Has the accumulated slider delta changed since last time we tried to apply it?
|
||||||
bool DragCurrentAccumDirty;
|
bool DragCurrentAccumDirty;
|
||||||
@ -2416,6 +2436,8 @@ namespace ImGui
|
|||||||
|
|
||||||
// Combos
|
// Combos
|
||||||
IMGUI_API bool BeginComboPopup(ImGuiID popup_id, const ImRect& bb, ImGuiComboFlags flags);
|
IMGUI_API bool BeginComboPopup(ImGuiID popup_id, const ImRect& bb, ImGuiComboFlags flags);
|
||||||
|
IMGUI_API bool BeginComboPreview();
|
||||||
|
IMGUI_API void EndComboPreview();
|
||||||
|
|
||||||
// Gamepad/Keyboard Navigation
|
// Gamepad/Keyboard Navigation
|
||||||
IMGUI_API void NavInitWindow(ImGuiWindow* window, bool force_reinit);
|
IMGUI_API void NavInitWindow(ImGuiWindow* window, bool force_reinit);
|
||||||
|
@ -1541,6 +1541,8 @@ void ImGui::ShrinkWidths(ImGuiShrinkWidthItem* items, int count, float width_exc
|
|||||||
// - BeginCombo()
|
// - BeginCombo()
|
||||||
// - BeginComboPopup() [Internal]
|
// - BeginComboPopup() [Internal]
|
||||||
// - EndCombo()
|
// - EndCombo()
|
||||||
|
// - BeginComboPreview() [Internal]
|
||||||
|
// - EndComboPreview() [Internal]
|
||||||
// - Combo()
|
// - Combo()
|
||||||
//-------------------------------------------------------------------------
|
//-------------------------------------------------------------------------
|
||||||
|
|
||||||
@ -1602,6 +1604,14 @@ bool ImGui::BeginCombo(const char* label, const char* preview_value, ImGuiComboF
|
|||||||
}
|
}
|
||||||
RenderFrameBorder(bb.Min, bb.Max, style.FrameRounding);
|
RenderFrameBorder(bb.Min, bb.Max, style.FrameRounding);
|
||||||
|
|
||||||
|
// Custom preview
|
||||||
|
if (flags & ImGuiComboFlags_CustomPreview)
|
||||||
|
{
|
||||||
|
g.ComboPreviewData.PreviewRect = ImRect(bb.Min.x, bb.Min.y, value_x2, bb.Max.y);
|
||||||
|
IM_ASSERT(preview_value == NULL || preview_value[0] == 0);
|
||||||
|
preview_value = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
// Render preview and label
|
// Render preview and label
|
||||||
if (preview_value != NULL && !(flags & ImGuiComboFlags_NoPreview))
|
if (preview_value != NULL && !(flags & ImGuiComboFlags_NoPreview))
|
||||||
{
|
{
|
||||||
@ -1683,6 +1693,57 @@ void ImGui::EndCombo()
|
|||||||
EndPopup();
|
EndPopup();
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// Call directly after the BeginCombo/EndCombo block. The preview is designed to only host non-interactive elements
|
||||||
|
// (Experimental, see GitHub issues: #1658, #4168)
|
||||||
|
bool ImGui::BeginComboPreview()
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
ImGuiWindow* window = g.CurrentWindow;
|
||||||
|
ImGuiComboPreviewData* preview_data = &g.ComboPreviewData;
|
||||||
|
|
||||||
|
if (window->SkipItems || !window->ClipRect.Overlaps(window->DC.LastItemRect)) // FIXME: Because we don't have a ImGuiItemStatusFlags_Visible flag to test last ItemAdd() result
|
||||||
|
return false;
|
||||||
|
IM_ASSERT(window->DC.LastItemRect.Min.x == preview_data->PreviewRect.Min.x && window->DC.LastItemRect.Min.y == preview_data->PreviewRect.Min.y); // Didn't call after BeginCombo/EndCombo block or forgot to pass ImGuiComboFlags_CustomPreview flag?
|
||||||
|
if (!window->ClipRect.Contains(preview_data->PreviewRect)) // Narrower test (optional)
|
||||||
|
return false;
|
||||||
|
|
||||||
|
// FIXME: This could be contained in a PushWorkRect() api
|
||||||
|
preview_data->BackupCursorPos = window->DC.CursorPos;
|
||||||
|
preview_data->BackupCursorMaxPos = window->DC.CursorMaxPos;
|
||||||
|
preview_data->BackupCursorPosPrevLine = window->DC.CursorPosPrevLine;
|
||||||
|
preview_data->BackupPrevLineTextBaseOffset = window->DC.PrevLineTextBaseOffset;
|
||||||
|
preview_data->BackupLayout = window->DC.LayoutType;
|
||||||
|
window->DC.CursorPos = preview_data->PreviewRect.Min + g.Style.FramePadding;
|
||||||
|
window->DC.CursorMaxPos = window->DC.CursorPos;
|
||||||
|
window->DC.LayoutType = ImGuiLayoutType_Horizontal;
|
||||||
|
PushClipRect(preview_data->PreviewRect.Min, preview_data->PreviewRect.Max, true);
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
void ImGui::EndComboPreview()
|
||||||
|
{
|
||||||
|
ImGuiContext& g = *GImGui;
|
||||||
|
ImGuiWindow* window = g.CurrentWindow;
|
||||||
|
ImGuiComboPreviewData* preview_data = &g.ComboPreviewData;
|
||||||
|
|
||||||
|
// FIXME: Using CursorMaxPos approximation instead of correct AABB which we will store in ImDrawCmd in the future
|
||||||
|
ImDrawList* draw_list = window->DrawList;
|
||||||
|
if (window->DC.CursorMaxPos.x < preview_data->PreviewRect.Max.x && window->DC.CursorMaxPos.y < preview_data->PreviewRect.Max.y)
|
||||||
|
if (draw_list->CmdBuffer.Size > 1) // Unlikely case that the PushClipRect() didn't create a command
|
||||||
|
{
|
||||||
|
draw_list->_CmdHeader.ClipRect = draw_list->CmdBuffer[draw_list->CmdBuffer.Size - 1].ClipRect = draw_list->CmdBuffer[draw_list->CmdBuffer.Size - 2].ClipRect;
|
||||||
|
draw_list->_TryMergeDrawCmds();
|
||||||
|
}
|
||||||
|
PopClipRect();
|
||||||
|
window->DC.CursorPos = preview_data->BackupCursorPos;
|
||||||
|
window->DC.CursorMaxPos = ImMax(window->DC.CursorMaxPos, preview_data->BackupCursorMaxPos);
|
||||||
|
window->DC.CursorPosPrevLine = preview_data->BackupCursorPosPrevLine;
|
||||||
|
window->DC.PrevLineTextBaseOffset = preview_data->BackupPrevLineTextBaseOffset;
|
||||||
|
window->DC.LayoutType = preview_data->BackupLayout;
|
||||||
|
preview_data->PreviewRect = ImRect();
|
||||||
|
}
|
||||||
|
|
||||||
// Getter for the old Combo() API: const char*[]
|
// Getter for the old Combo() API: const char*[]
|
||||||
static bool Items_ArrayGetter(void* data, int idx, const char** out_text)
|
static bool Items_ArrayGetter(void* data, int idx, const char** out_text)
|
||||||
{
|
{
|
||||||
|
Loading…
Reference in New Issue
Block a user