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InputText, ColorEdit, ColorPicker: better support for undocumented ImGuiItemFlags_ReadOnly flag. (#7079, #211)

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Amend fdc526e8f
This commit is contained in:
ocornut 2023-12-01 13:57:28 +01:00
parent b112d73edb
commit 5768de79e2
1 changed files with 15 additions and 11 deletions
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26
imgui_widgets.cpp
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@ -4105,12 +4105,6 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
const bool RENDER_SELECTION_WHEN_INACTIVE = false; const bool RENDER_SELECTION_WHEN_INACTIVE = false;
const bool is_multiline = (flags & ImGuiInputTextFlags_Multiline) != 0; const bool is_multiline = (flags & ImGuiInputTextFlags_Multiline) != 0;
const bool is_readonly = (flags & ImGuiInputTextFlags_ReadOnly) != 0;
const bool is_password = (flags & ImGuiInputTextFlags_Password) != 0;
const bool is_undoable = (flags & ImGuiInputTextFlags_NoUndoRedo) == 0;
const bool is_resizable = (flags & ImGuiInputTextFlags_CallbackResize) != 0;
if (is_resizable)
IM_ASSERT(callback != NULL); // Must provide a callback if you set the ImGuiInputTextFlags_CallbackResize flag!
if (is_multiline) // Open group before calling GetID() because groups tracks id created within their scope (including the scrollbar) if (is_multiline) // Open group before calling GetID() because groups tracks id created within their scope (including the scrollbar)
BeginGroup(); BeginGroup();
@ -4180,6 +4174,15 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
// We are only allowed to access the state if we are already the active widget. // We are only allowed to access the state if we are already the active widget.
ImGuiInputTextState* state = GetInputTextState(id); ImGuiInputTextState* state = GetInputTextState(id);
if (g.LastItemData.InFlags & ImGuiItemFlags_ReadOnly)
flags |= ImGuiInputTextFlags_ReadOnly;
const bool is_readonly = (flags & ImGuiInputTextFlags_ReadOnly) != 0;
const bool is_password = (flags & ImGuiInputTextFlags_Password) != 0;
const bool is_undoable = (flags & ImGuiInputTextFlags_NoUndoRedo) == 0;
const bool is_resizable = (flags & ImGuiInputTextFlags_CallbackResize) != 0;
if (is_resizable)
IM_ASSERT(callback != NULL); // Must provide a callback if you set the ImGuiInputTextFlags_CallbackResize flag!
const bool input_requested_by_tabbing = (item_status_flags & ImGuiItemStatusFlags_FocusedByTabbing) != 0; const bool input_requested_by_tabbing = (item_status_flags & ImGuiItemStatusFlags_FocusedByTabbing) != 0;
const bool input_requested_by_nav = (g.ActiveId != id) && ((g.NavActivateId == id) && ((g.NavActivateFlags & ImGuiActivateFlags_PreferInput) || (g.NavInputSource == ImGuiInputSource_Keyboard))); const bool input_requested_by_nav = (g.ActiveId != id) && ((g.NavActivateId == id) && ((g.NavActivateFlags & ImGuiActivateFlags_PreferInput) || (g.NavInputSource == ImGuiInputSource_Keyboard)));
@ -4716,7 +4719,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
if (callback_data.SelectionEnd != utf8_selection_end || buf_dirty) { state->Stb.select_end = (callback_data.SelectionEnd == callback_data.SelectionStart) ? state->Stb.select_start : ImTextCountCharsFromUtf8(callback_data.Buf, callback_data.Buf + callback_data.SelectionEnd); } if (callback_data.SelectionEnd != utf8_selection_end || buf_dirty) { state->Stb.select_end = (callback_data.SelectionEnd == callback_data.SelectionStart) ? state->Stb.select_start : ImTextCountCharsFromUtf8(callback_data.Buf, callback_data.Buf + callback_data.SelectionEnd); }
if (buf_dirty) if (buf_dirty)
{ {
IM_ASSERT((flags & ImGuiInputTextFlags_ReadOnly) == 0); IM_ASSERT(!is_readonly);
IM_ASSERT(callback_data.BufTextLen == (int)strlen(callback_data.Buf)); // You need to maintain BufTextLen if you change the text! IM_ASSERT(callback_data.BufTextLen == (int)strlen(callback_data.Buf)); // You need to maintain BufTextLen if you change the text!
InputTextReconcileUndoStateAfterUserCallback(state, callback_data.Buf, callback_data.BufTextLen); // FIXME: Move the rest of this block inside function and rename to InputTextReconcileStateAfterUserCallback() ? InputTextReconcileUndoStateAfterUserCallback(state, callback_data.Buf, callback_data.BufTextLen); // FIXME: Move the rest of this block inside function and rename to InputTextReconcileStateAfterUserCallback() ?
if (callback_data.BufTextLen > backup_current_text_length && is_resizable) if (callback_data.BufTextLen > backup_current_text_length && is_resizable)
@ -5337,7 +5340,7 @@ bool ImGui::ColorEdit4(const char* label, float col[4], ImGuiColorEditFlags flag
// Drag and Drop Target // Drag and Drop Target
// NB: The flag test is merely an optional micro-optimization, BeginDragDropTarget() does the same test. // NB: The flag test is merely an optional micro-optimization, BeginDragDropTarget() does the same test.
if ((g.LastItemData.StatusFlags & ImGuiItemStatusFlags_HoveredRect) && !(flags & ImGuiColorEditFlags_NoDragDrop) && BeginDragDropTarget()) if ((g.LastItemData.StatusFlags & ImGuiItemStatusFlags_HoveredRect) && !(g.LastItemData.InFlags & ImGuiItemFlags_ReadOnly) && !(flags & ImGuiColorEditFlags_NoDragDrop) && BeginDragDropTarget())
{ {
bool accepted_drag_drop = false; bool accepted_drag_drop = false;
if (const ImGuiPayload* payload = AcceptDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_3F)) if (const ImGuiPayload* payload = AcceptDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_3F))
@ -5402,6 +5405,7 @@ bool ImGui::ColorPicker4(const char* label, float col[4], ImGuiColorEditFlags fl
ImGuiIO& io = g.IO; ImGuiIO& io = g.IO;
const float width = CalcItemWidth(); const float width = CalcItemWidth();
const bool is_readonly = ((g.NextItemData.ItemFlags | g.CurrentItemFlags) & ImGuiItemFlags_ReadOnly) != 0;
g.NextItemData.ClearFlags(); g.NextItemData.ClearFlags();
PushID(label); PushID(label);
@ -5472,7 +5476,7 @@ bool ImGui::ColorPicker4(const char* label, float col[4], ImGuiColorEditFlags fl
{ {
// Hue wheel + SV triangle logic // Hue wheel + SV triangle logic
InvisibleButton("hsv", ImVec2(sv_picker_size + style.ItemInnerSpacing.x + bars_width, sv_picker_size)); InvisibleButton("hsv", ImVec2(sv_picker_size + style.ItemInnerSpacing.x + bars_width, sv_picker_size));
if (IsItemActive()) if (IsItemActive() && !is_readonly)
{ {
ImVec2 initial_off = g.IO.MouseClickedPos[0] - wheel_center; ImVec2 initial_off = g.IO.MouseClickedPos[0] - wheel_center;
ImVec2 current_off = g.IO.MousePos - wheel_center; ImVec2 current_off = g.IO.MousePos - wheel_center;
@ -5507,7 +5511,7 @@ bool ImGui::ColorPicker4(const char* label, float col[4], ImGuiColorEditFlags fl
{ {
// SV rectangle logic // SV rectangle logic
InvisibleButton("sv", ImVec2(sv_picker_size, sv_picker_size)); InvisibleButton("sv", ImVec2(sv_picker_size, sv_picker_size));
if (IsItemActive()) if (IsItemActive() && !is_readonly)
{ {
S = ImSaturate((io.MousePos.x - picker_pos.x) / (sv_picker_size - 1)); S = ImSaturate((io.MousePos.x - picker_pos.x) / (sv_picker_size - 1));
V = 1.0f - ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size - 1)); V = 1.0f - ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size - 1));
@ -5520,7 +5524,7 @@ bool ImGui::ColorPicker4(const char* label, float col[4], ImGuiColorEditFlags fl
// Hue bar logic // Hue bar logic
SetCursorScreenPos(ImVec2(bar0_pos_x, picker_pos.y)); SetCursorScreenPos(ImVec2(bar0_pos_x, picker_pos.y));
InvisibleButton("hue", ImVec2(bars_width, sv_picker_size)); InvisibleButton("hue", ImVec2(bars_width, sv_picker_size));
if (IsItemActive()) if (IsItemActive() && !is_readonly)
{ {
H = ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size - 1)); H = ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size - 1));
value_changed = value_changed_h = true; value_changed = value_changed_h = true;