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MultiSelect: (Breaking) io contains a ImVector<ImGuiSelectionRequest> list.

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ocornut 2023-09-22 14:23:40 +02:00
parent a6adfb2b49
commit 6feff6ff05
4 changed files with 91 additions and 55 deletions
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56
imgui_widgets.cpp
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@ -7114,9 +7114,12 @@ void ImGui::DebugNodeTypingSelectState(ImGuiTypingSelectState* data)
static void DebugLogMultiSelectRequests(const char* function, const ImGuiMultiSelectIO* io)
{
ImGuiContext& g = *GImGui;
if (io->RequestClear) IMGUI_DEBUG_LOG_SELECTION("[selection] %s: RequestClear\n", function);
if (io->RequestSelectAll) IMGUI_DEBUG_LOG_SELECTION("[selection] %s: RequestSelectAll\n", function);
if (io->RequestSetRange) IMGUI_DEBUG_LOG_SELECTION("[selection] %s: RequestSetRange %" IM_PRId64 "..%" IM_PRId64 " (0x%" IM_PRIX64 "..0x%" IM_PRIX64 ") = %d\n", function, io->RangeFirstItem, io->RangeLastItem, io->RangeFirstItem, io->RangeLastItem, io->RangeSelected);
for (const ImGuiSelectionRequest& req : io->Requests)
{
if (req.Type == ImGuiSelectionRequestType_Clear) IMGUI_DEBUG_LOG_SELECTION("[selection] %s: Request: Clear\n", function);
if (req.Type == ImGuiSelectionRequestType_SelectAll) IMGUI_DEBUG_LOG_SELECTION("[selection] %s: Request: SelectAll\n", function);
if (req.Type == ImGuiSelectionRequestType_SetRange) IMGUI_DEBUG_LOG_SELECTION("[selection] %s: Request: SetRange %" IM_PRId64 "..%" IM_PRId64 " (0x%" IM_PRIX64 "..0x%" IM_PRIX64 ") = %d\n", function, req.RangeFirstItem, req.RangeLastItem, req.RangeFirstItem, req.RangeLastItem, req.RangeSelected);
}
}
// Return ImGuiMultiSelectIO structure. Lifetime: valid until corresponding call to EndMultiSelect().
@ -7151,6 +7154,9 @@ ImGuiMultiSelectIO* ImGui::BeginMultiSelect(ImGuiMultiSelectFlags flags)
ms->BeginIO.NavIdItem = ms->EndIO.NavIdItem = storage->NavIdItem;
ms->BeginIO.NavIdSelected = ms->EndIO.NavIdSelected = (storage->NavIdSelected == 1) ? true : false;
bool request_clear = false;
bool request_select_all = false;
// Clear when using Navigation to move within the scope
// (we compare FocusScopeId so it possible to use multiple selections inside a same window)
if (g.NavJustMovedToId != 0 && g.NavJustMovedToFocusScopeId == ms->FocusScopeId && g.NavJustMovedToHasSelectionData)
@ -7160,13 +7166,13 @@ ImGuiMultiSelectIO* ImGui::BeginMultiSelect(ImGuiMultiSelectFlags flags)
if (ms->IsSetRange)
IM_ASSERT(storage->RangeSrcItem != ImGuiSelectionUserData_Invalid); // Not ready -> could clear?
if ((ms->KeyMods & (ImGuiMod_Ctrl | ImGuiMod_Shift)) == 0)
ms->BeginIO.RequestClear = true;
request_clear = true;
}
else if (g.NavJustMovedFromFocusScopeId == ms->FocusScopeId)
{
// Also clear on leaving scope (may be optional?)
if ((ms->KeyMods & (ImGuiMod_Ctrl | ImGuiMod_Shift)) == 0)
ms->BeginIO.RequestClear = true;
request_clear = true;
}
if (ms->IsFocused)
@ -7176,14 +7182,19 @@ ImGuiMultiSelectIO* ImGui::BeginMultiSelect(ImGuiMultiSelectFlags flags)
// Otherwise may be done by caller but it means Shortcut() needs to be exposed.
if (flags & ImGuiMultiSelectFlags_ClearOnEscape)
if (Shortcut(ImGuiKey_Escape))
ms->BeginIO.RequestClear = true;
request_clear = true;
// Shortcut: Select all (CTRL+A)
if (!(flags & ImGuiMultiSelectFlags_SingleSelect) && !(flags & ImGuiMultiSelectFlags_NoSelectAll))
if (Shortcut(ImGuiMod_Ctrl | ImGuiKey_A))
ms->BeginIO.RequestSelectAll = true;
request_select_all = true;
}
if (request_clear || request_select_all)
ms->BeginIO.Requests.push_back(ImGuiSelectionRequest(request_select_all ? ImGuiSelectionRequestType_SelectAll : ImGuiSelectionRequestType_Clear));
ms->LoopRequestClear = request_clear;
ms->LoopRequestSelectAll = request_select_all;
if (g.DebugLogFlags & ImGuiDebugLogFlags_EventSelection)
DebugLogMultiSelectRequests("BeginMultiSelect", &ms->BeginIO);
@ -7220,8 +7231,8 @@ ImGuiMultiSelectIO* ImGui::EndMultiSelect()
if (IsWindowHovered() && g.HoveredId == 0)
if (IsMouseReleased(0) && IsMouseDragPastThreshold(0) == false && g.IO.KeyMods == ImGuiMod_None)
{
ms->EndIO.RequestClear = true;
ms->EndIO.RequestSelectAll = ms->EndIO.RequestSetRange = false;
ms->EndIO.Requests.resize(0);
ms->EndIO.Requests.push_back(ImGuiSelectionRequest(ImGuiSelectionRequestType_Clear));
}
// Unwind
@ -7273,9 +7284,9 @@ void ImGui::MultiSelectItemHeader(ImGuiID id, bool* p_selected, ImGuiButtonFlags
// Apply Clear/SelectAll requests requested by BeginMultiSelect().
// This is only useful if the user hasn't processed them already, and this only works if the user isn't using the clipper.
// If you are using a clipper (aka not submitting every element of the list) you need to process the Clear/SelectAll request after calling BeginMultiSelect()
if (ms->BeginIO.RequestClear)
if (ms->LoopRequestClear)
selected = false;
else if (ms->BeginIO.RequestSelectAll)
else if (ms->LoopRequestSelectAll)
selected = true;
// When using SHIFT+Nav: because it can incur scrolling we cannot afford a frame of lag with the selection highlight (otherwise scrolling would happen before selection)
@ -7396,22 +7407,28 @@ void ImGui::MultiSelectItemFooter(ImGuiID id, bool* p_selected, bool* p_pressed)
//----------------------------------------------------------------------------------------
const ImGuiInputSource input_source = (g.NavJustMovedToId == id || g.NavActivateId == id) ? g.NavInputSource : ImGuiInputSource_Mouse;
bool request_clear = false;
if (is_singleselect)
ms->EndIO.RequestClear = true;
request_clear = true;
else if ((input_source == ImGuiInputSource_Mouse || g.NavActivateId == id) && !is_ctrl)
ms->EndIO.RequestClear = true;
request_clear = true;
else if ((input_source == ImGuiInputSource_Keyboard || input_source == ImGuiInputSource_Gamepad) && is_shift && !is_ctrl)
ms->EndIO.RequestClear = true; // With is_shift==false the RequestClear was done in BeginIO, not necessary to do again.
request_clear = true; // With is_shift==false the RequestClear was done in BeginIO, not necessary to do again.
if (request_clear)
{
ms->EndIO.Requests.resize(0);
ms->EndIO.Requests.push_back(ImGuiSelectionRequest(ImGuiSelectionRequestType_Clear));
}
int range_direction;
ms->EndIO.RequestSetRange = true;
ImGuiSelectionRequest req(ImGuiSelectionRequestType_SetRange);
if (is_shift && !is_singleselect)
{
// Shift+Arrow always select
// Ctrl+Shift+Arrow copy source selection state (alrady stored by BeginMultiSelect() in RangeSelected)
//IM_ASSERT(storage->HasRangeSrc && storage->HasRangeValue);
ms->EndIO.RangeSrcItem = (storage->RangeSrcItem != ImGuiSelectionUserData_Invalid) ? storage->RangeSrcItem : item_data;
ms->EndIO.RangeSelected = (is_ctrl && storage->RangeSelected != -1) ? (storage->RangeSelected != 0) : true;
req.RangeSelected = (is_ctrl && storage->RangeSelected != -1) ? (storage->RangeSelected != 0) : true;
range_direction = ms->RangeSrcPassedBy ? +1 : -1;
}
else
@ -7419,12 +7436,13 @@ void ImGui::MultiSelectItemFooter(ImGuiID id, bool* p_selected, bool* p_pressed)
// Ctrl inverts selection, otherwise always select
selected = is_ctrl ? !selected : true;
ms->EndIO.RangeSrcItem = storage->RangeSrcItem = item_data;
ms->EndIO.RangeSelected = selected;
req.RangeSelected = selected;
range_direction = +1;
}
ImGuiSelectionUserData range_dst_item = item_data;
ms->EndIO.RangeFirstItem = (range_direction > 0) ? ms->EndIO.RangeSrcItem : range_dst_item;
ms->EndIO.RangeLastItem = (range_direction > 0) ? range_dst_item : ms->EndIO.RangeSrcItem;
req.RangeFirstItem = (range_direction > 0) ? ms->EndIO.RangeSrcItem : range_dst_item;
req.RangeLastItem = (range_direction > 0) ? range_dst_item : ms->EndIO.RangeSrcItem;
ms->EndIO.Requests.push_back(req);
}
// Update/store the selection state of the Source item (used by CTRL+SHIFT, when Source is unselected we perform a range unselect)