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Internals: rename legagy tab focus fields to TabFocusXXXX for clarity + removed one unnecessary FocusWindow() call.

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This commit is contained in:
ocornut 2021-03-15 17:24:55 +01:00
parent d94644261d
commit 352f64697c
3 changed files with 39 additions and 40 deletions
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55
imgui.cpp
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@ -3251,18 +3251,18 @@ bool ImGui::FocusableItemRegister(ImGuiWindow* window, ImGuiID id)
// Process TAB/Shift-TAB to tab *OUT* of the currently focused item. // Process TAB/Shift-TAB to tab *OUT* of the currently focused item.
// (Note that we can always TAB out of a widget that doesn't allow tabbing in) // (Note that we can always TAB out of a widget that doesn't allow tabbing in)
if (g.ActiveId == id && g.FocusTabPressed && !IsActiveIdUsingKey(ImGuiKey_Tab) && g.FocusRequestNextWindow == NULL) if (g.ActiveId == id && g.TabFocusPressed && !IsActiveIdUsingKey(ImGuiKey_Tab) && g.TabFocusRequestNextWindow == NULL)
{ {
g.FocusRequestNextWindow = window; g.TabFocusRequestNextWindow = window;
g.FocusRequestNextCounterTabStop = window->DC.FocusCounterTabStop + (g.IO.KeyShift ? (is_tab_stop ? -1 : 0) : +1); // Modulo on index will be applied at the end of frame once we've got the total counter of items. g.TabFocusRequestNextCounterTabStop = window->DC.FocusCounterTabStop + (g.IO.KeyShift ? (is_tab_stop ? -1 : 0) : +1); // Modulo on index will be applied at the end of frame once we've got the total counter of items.
} }
// Handle focus requests // Handle focus requests
if (g.FocusRequestCurrWindow == window) if (g.TabFocusRequestCurrWindow == window)
{ {
if (window->DC.FocusCounterRegular == g.FocusRequestCurrCounterRegular) if (window->DC.FocusCounterRegular == g.TabFocusRequestCurrCounterRegular)
return true; return true;
if (is_tab_stop && window->DC.FocusCounterTabStop == g.FocusRequestCurrCounterTabStop) if (is_tab_stop && window->DC.FocusCounterTabStop == g.TabFocusRequestCurrCounterTabStop)
{ {
g.NavJustTabbedId = id; g.NavJustTabbedId = id;
return true; return true;
@ -3768,32 +3768,32 @@ void ImGui::UpdateTabFocus()
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
// Pressing TAB activate widget focus // Pressing TAB activate widget focus
g.FocusTabPressed = (g.NavWindow && g.NavWindow->Active && !(g.NavWindow->Flags & ImGuiWindowFlags_NoNavInputs) && !g.IO.KeyCtrl && IsKeyPressedMap(ImGuiKey_Tab)); g.TabFocusPressed = (g.NavWindow && g.NavWindow->Active && !(g.NavWindow->Flags & ImGuiWindowFlags_NoNavInputs) && !g.IO.KeyCtrl && IsKeyPressedMap(ImGuiKey_Tab));
if (g.ActiveId == 0 && g.FocusTabPressed) if (g.ActiveId == 0 && g.TabFocusPressed)
{ {
// Note that SetKeyboardFocusHere() sets the Next fields mid-frame. To be consistent we also // Note that SetKeyboardFocusHere() sets the Next fields mid-frame. To be consistent we also
// manipulate the Next fields even, even though they will be turned into Curr fields by the code below. // manipulate the Next fields even, even though they will be turned into Curr fields by the code below.
g.FocusRequestNextWindow = g.NavWindow; g.TabFocusRequestNextWindow = g.NavWindow;
g.FocusRequestNextCounterRegular = INT_MAX; g.TabFocusRequestNextCounterRegular = INT_MAX;
if (g.NavId != 0 && g.NavIdTabCounter != INT_MAX) if (g.NavId != 0 && g.NavIdTabCounter != INT_MAX)
g.FocusRequestNextCounterTabStop = g.NavIdTabCounter + 1 + (g.IO.KeyShift ? -1 : 1); g.TabFocusRequestNextCounterTabStop = g.NavIdTabCounter + 1 + (g.IO.KeyShift ? -1 : 1);
else else
g.FocusRequestNextCounterTabStop = g.IO.KeyShift ? -1 : 0; g.TabFocusRequestNextCounterTabStop = g.IO.KeyShift ? -1 : 0;
} }
// Turn queued focus request into current one // Turn queued focus request into current one
g.FocusRequestCurrWindow = NULL; g.TabFocusRequestCurrWindow = NULL;
g.FocusRequestCurrCounterRegular = g.FocusRequestCurrCounterTabStop = INT_MAX; g.TabFocusRequestCurrCounterRegular = g.TabFocusRequestCurrCounterTabStop = INT_MAX;
if (g.FocusRequestNextWindow != NULL) if (g.TabFocusRequestNextWindow != NULL)
{ {
ImGuiWindow* window = g.FocusRequestNextWindow; ImGuiWindow* window = g.TabFocusRequestNextWindow;
g.FocusRequestCurrWindow = window; g.TabFocusRequestCurrWindow = window;
if (g.FocusRequestNextCounterRegular != INT_MAX && window->DC.FocusCounterRegular != -1) if (g.TabFocusRequestNextCounterRegular != INT_MAX && window->DC.FocusCounterRegular != -1)
g.FocusRequestCurrCounterRegular = ImModPositive(g.FocusRequestNextCounterRegular, window->DC.FocusCounterRegular + 1); g.TabFocusRequestCurrCounterRegular = ImModPositive(g.TabFocusRequestNextCounterRegular, window->DC.FocusCounterRegular + 1);
if (g.FocusRequestNextCounterTabStop != INT_MAX && window->DC.FocusCounterTabStop != -1) if (g.TabFocusRequestNextCounterTabStop != INT_MAX && window->DC.FocusCounterTabStop != -1)
g.FocusRequestCurrCounterTabStop = ImModPositive(g.FocusRequestNextCounterTabStop, window->DC.FocusCounterTabStop + 1); g.TabFocusRequestCurrCounterTabStop = ImModPositive(g.TabFocusRequestNextCounterTabStop, window->DC.FocusCounterTabStop + 1);
g.FocusRequestNextWindow = NULL; g.TabFocusRequestNextWindow = NULL;
g.FocusRequestNextCounterRegular = g.FocusRequestNextCounterTabStop = INT_MAX; g.TabFocusRequestNextCounterRegular = g.TabFocusRequestNextCounterTabStop = INT_MAX;
} }
g.NavIdTabCounter = INT_MAX; g.NavIdTabCounter = INT_MAX;
@ -5886,7 +5886,6 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
{ {
window->Collapsed = !window->Collapsed; window->Collapsed = !window->Collapsed;
MarkIniSettingsDirty(window); MarkIniSettingsDirty(window);
FocusWindow(window);
} }
} }
else else
@ -6222,7 +6221,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
if (want_focus) if (want_focus)
{ {
FocusWindow(window); FocusWindow(window);
NavInitWindow(window, false); NavInitWindow(window, false); // <-- this is in the way for us to be able to defer and sort reappearing FocusWindow() calls
} }
// Title bar // Title bar
@ -6924,9 +6923,9 @@ void ImGui::SetKeyboardFocusHere(int offset)
IM_ASSERT(offset >= -1); // -1 is allowed but not below IM_ASSERT(offset >= -1); // -1 is allowed but not below
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
ImGuiWindow* window = g.CurrentWindow; ImGuiWindow* window = g.CurrentWindow;
g.FocusRequestNextWindow = window; g.TabFocusRequestNextWindow = window;
g.FocusRequestNextCounterRegular = window->DC.FocusCounterRegular + 1 + offset; g.TabFocusRequestNextCounterRegular = window->DC.FocusCounterRegular + 1 + offset;
g.FocusRequestNextCounterTabStop = INT_MAX; g.TabFocusRequestNextCounterTabStop = INT_MAX;
} }
void ImGui::SetItemDefaultFocus() void ImGui::SetItemDefaultFocus()

22
imgui_internal.h
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@ -1422,13 +1422,13 @@ struct ImGuiContext
bool NavWindowingToggleLayer; bool NavWindowingToggleLayer;
// Legacy Focus/Tabbing system (older than Nav, active even if Nav is disabled, misnamed. FIXME-NAV: This needs a redesign!) // Legacy Focus/Tabbing system (older than Nav, active even if Nav is disabled, misnamed. FIXME-NAV: This needs a redesign!)
ImGuiWindow* FocusRequestCurrWindow; // ImGuiWindow* TabFocusRequestCurrWindow; //
ImGuiWindow* FocusRequestNextWindow; // ImGuiWindow* TabFocusRequestNextWindow; //
int FocusRequestCurrCounterRegular; // Any item being requested for focus, stored as an index (we on layout to be stable between the frame pressing TAB and the next frame, semi-ouch) int TabFocusRequestCurrCounterRegular; // Any item being requested for focus, stored as an index (we on layout to be stable between the frame pressing TAB and the next frame, semi-ouch)
int FocusRequestCurrCounterTabStop; // Tab item being requested for focus, stored as an index int TabFocusRequestCurrCounterTabStop; // Tab item being requested for focus, stored as an index
int FocusRequestNextCounterRegular; // Stored for next frame int TabFocusRequestNextCounterRegular; // Stored for next frame
int FocusRequestNextCounterTabStop; // " int TabFocusRequestNextCounterTabStop; // "
bool FocusTabPressed; // bool TabFocusPressed; //
// Render // Render
float DimBgRatio; // 0.0..1.0 animation when fading in a dimming background (for modal window and CTRL+TAB list) float DimBgRatio; // 0.0..1.0 animation when fading in a dimming background (for modal window and CTRL+TAB list)
@ -1611,10 +1611,10 @@ struct ImGuiContext
NavWindowingTimer = NavWindowingHighlightAlpha = 0.0f; NavWindowingTimer = NavWindowingHighlightAlpha = 0.0f;
NavWindowingToggleLayer = false; NavWindowingToggleLayer = false;
FocusRequestCurrWindow = FocusRequestNextWindow = NULL; TabFocusRequestCurrWindow = TabFocusRequestNextWindow = NULL;
FocusRequestCurrCounterRegular = FocusRequestCurrCounterTabStop = INT_MAX; TabFocusRequestCurrCounterRegular = TabFocusRequestCurrCounterTabStop = INT_MAX;
FocusRequestNextCounterRegular = FocusRequestNextCounterTabStop = INT_MAX; TabFocusRequestNextCounterRegular = TabFocusRequestNextCounterTabStop = INT_MAX;
FocusTabPressed = false; TabFocusPressed = false;
DimBgRatio = 0.0f; DimBgRatio = 0.0f;
MouseCursor = ImGuiMouseCursor_Arrow; MouseCursor = ImGuiMouseCursor_Arrow;

2
imgui_widgets.cpp
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@ -3927,7 +3927,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
ImGuiInputTextState* state = GetInputTextState(id); ImGuiInputTextState* state = GetInputTextState(id);
const bool focus_requested = FocusableItemRegister(window, id); const bool focus_requested = FocusableItemRegister(window, id);
const bool focus_requested_by_code = focus_requested && (g.FocusRequestCurrWindow == window && g.FocusRequestCurrCounterRegular == window->DC.FocusCounterRegular); const bool focus_requested_by_code = focus_requested && (g.TabFocusRequestCurrWindow == window && g.TabFocusRequestCurrCounterRegular == window->DC.FocusCounterRegular);
const bool focus_requested_by_tab = focus_requested && !focus_requested_by_code; const bool focus_requested_by_tab = focus_requested && !focus_requested_by_code;
const bool user_clicked = hovered && io.MouseClicked[0]; const bool user_clicked = hovered && io.MouseClicked[0];