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Demo: added casing swap demo to clarify use of ImGuiInputTextFlags_CallbackCharFilter. (#6457) + Metrics: simplified some code.

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This commit is contained in:
ocornut 2023-05-23 20:10:00 +02:00
parent 47579f8a40
commit 7947f327de
3 changed files with 23 additions and 19 deletions
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8
imgui.cpp
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@ -13409,7 +13409,7 @@ void ImGui::DebugRenderKeyboardPreview(ImDrawList* draw_list)
draw_list->AddRectFilled(face_min, face_max, IM_COL32(252, 252, 252, 255), key_face_rounding); draw_list->AddRectFilled(face_min, face_max, IM_COL32(252, 252, 252, 255), key_face_rounding);
ImVec2 label_min = ImVec2(key_min.x + key_label_pos.x, key_min.y + key_label_pos.y); ImVec2 label_min = ImVec2(key_min.x + key_label_pos.x, key_min.y + key_label_pos.y);
draw_list->AddText(label_min, IM_COL32(64, 64, 64, 255), key_data->Label); draw_list->AddText(label_min, IM_COL32(64, 64, 64, 255), key_data->Label);
if (ImGui::IsKeyDown(key_data->Key)) if (IsKeyDown(key_data->Key))
draw_list->AddRectFilled(key_min, key_max, IM_COL32(255, 0, 0, 128), key_rounding); draw_list->AddRectFilled(key_min, key_max, IM_COL32(255, 0, 0, 128), key_rounding);
} }
draw_list->PopClipRect(); draw_list->PopClipRect();
@ -14270,13 +14270,11 @@ void ImGui::DebugNodeTabBar(ImGuiTabBar* tab_bar, const char* label)
char* p = buf; char* p = buf;
const char* buf_end = buf + IM_ARRAYSIZE(buf); const char* buf_end = buf + IM_ARRAYSIZE(buf);
const bool is_active = (tab_bar->PrevFrameVisible >= GetFrameCount() - 2); const bool is_active = (tab_bar->PrevFrameVisible >= GetFrameCount() - 2);
p += ImFormatString(p, buf_end - p, "%s 0x%08X (%d tabs)%s", label, tab_bar->ID, tab_bar->Tabs.Size, is_active ? "" : " *Inactive*"); p += ImFormatString(p, buf_end - p, "%s 0x%08X (%d tabs)%s {", label, tab_bar->ID, tab_bar->Tabs.Size, is_active ? "" : " *Inactive*");
p += ImFormatString(p, buf_end - p, " { ");
for (int tab_n = 0; tab_n < ImMin(tab_bar->Tabs.Size, 3); tab_n++) for (int tab_n = 0; tab_n < ImMin(tab_bar->Tabs.Size, 3); tab_n++)
{ {
ImGuiTabItem* tab = &tab_bar->Tabs[tab_n]; ImGuiTabItem* tab = &tab_bar->Tabs[tab_n];
p += ImFormatString(p, buf_end - p, "%s'%s'", p += ImFormatString(p, buf_end - p, "%s'%s'", tab_n > 0 ? ", " : "", TabBarGetTabName(tab_bar, tab));
tab_n > 0 ? ", " : "", TabBarGetTabName(tab_bar, tab));
} }
p += ImFormatString(p, buf_end - p, (tab_bar->Tabs.Size > 3) ? " ... }" : " } "); p += ImFormatString(p, buf_end - p, (tab_bar->Tabs.Size > 3) ? " ... }" : " } ");
if (!is_active) { PushStyleColor(ImGuiCol_Text, GetStyleColorVec4(ImGuiCol_TextDisabled)); } if (!is_active) { PushStyleColor(ImGuiCol_Text, GetStyleColorVec4(ImGuiCol_TextDisabled)); }

23
imgui_demo.cpp
View File

@ -1390,7 +1390,15 @@ static void ShowDemoWindowWidgets()
{ {
struct TextFilters struct TextFilters
{ {
// Return 0 (pass) if the character is 'i' or 'm' or 'g' or 'u' or 'i' // Modify character input by altering 'data->Eventchar' (ImGuiInputTextFlags_CallbackCharFilter callback)
static int FilterCasingSwap(ImGuiInputTextCallbackData* data)
{
if (data->EventChar >= 'a' && data->EventChar <= 'z') { data->EventChar = data->EventChar - 'A' - 'a'; } // Lowercase becomes uppercase
else if (data->EventChar >= 'A' && data->EventChar <= 'Z') { data->EventChar = data->EventChar + 'a' - 'A'; } // Uppercase becomes lowercase
return 0;
}
// Return 0 (pass) if the character is 'i' or 'm' or 'g' or 'u' or 'i', otherwise return 1 (filter out)
static int FilterImGuiLetters(ImGuiInputTextCallbackData* data) static int FilterImGuiLetters(ImGuiInputTextCallbackData* data)
{ {
if (data->EventChar < 256 && strchr("imgui", (char)data->EventChar)) if (data->EventChar < 256 && strchr("imgui", (char)data->EventChar))
@ -1399,12 +1407,13 @@ static void ShowDemoWindowWidgets()
} }
}; };
static char buf1[64] = ""; ImGui::InputText("default", buf1, 64); static char buf1[32] = ""; ImGui::InputText("default", buf1, 32);
static char buf2[64] = ""; ImGui::InputText("decimal", buf2, 64, ImGuiInputTextFlags_CharsDecimal); static char buf2[32] = ""; ImGui::InputText("decimal", buf2, 32, ImGuiInputTextFlags_CharsDecimal);
static char buf3[64] = ""; ImGui::InputText("hexadecimal", buf3, 64, ImGuiInputTextFlags_CharsHexadecimal | ImGuiInputTextFlags_CharsUppercase); static char buf3[32] = ""; ImGui::InputText("hexadecimal", buf3, 32, ImGuiInputTextFlags_CharsHexadecimal | ImGuiInputTextFlags_CharsUppercase);
static char buf4[64] = ""; ImGui::InputText("uppercase", buf4, 64, ImGuiInputTextFlags_CharsUppercase); static char buf4[32] = ""; ImGui::InputText("uppercase", buf4, 32, ImGuiInputTextFlags_CharsUppercase);
static char buf5[64] = ""; ImGui::InputText("no blank", buf5, 64, ImGuiInputTextFlags_CharsNoBlank); static char buf5[32] = ""; ImGui::InputText("no blank", buf5, 32, ImGuiInputTextFlags_CharsNoBlank);
static char buf6[64] = ""; ImGui::InputText("\"imgui\" letters", buf6, 64, ImGuiInputTextFlags_CallbackCharFilter, TextFilters::FilterImGuiLetters); static char buf6[32] = ""; ImGui::InputText("casing swap", buf6, 32, ImGuiInputTextFlags_CallbackCharFilter, TextFilters::FilterCasingSwap); // Use CharFilter callback to replace characters.
static char buf7[32] = ""; ImGui::InputText("\"imgui\"", buf7, 32, ImGuiInputTextFlags_CallbackCharFilter, TextFilters::FilterImGuiLetters); // Use CharFilter callback to disable some characters.
ImGui::TreePop(); ImGui::TreePop();
} }

11
imgui_tables.cpp
View File

@ -3581,13 +3581,9 @@ static const char* DebugNodeTableGetSizingPolicyDesc(ImGuiTableFlags sizing_poli
void ImGui::DebugNodeTable(ImGuiTable* table) void ImGui::DebugNodeTable(ImGuiTable* table)
{ {
char buf[512]; const bool is_active = (table->LastFrameActive >= GetFrameCount() - 2); // Note that fully clipped early out scrolling tables will appear as inactive here.
char* p = buf;
const char* buf_end = buf + IM_ARRAYSIZE(buf);
const bool is_active = (table->LastFrameActive >= ImGui::GetFrameCount() - 2); // Note that fully clipped early out scrolling tables will appear as inactive here.
ImFormatString(p, buf_end - p, "Table 0x%08X (%d columns, in '%s')%s", table->ID, table->ColumnsCount, table->OuterWindow->Name, is_active ? "" : " *Inactive*");
if (!is_active) { PushStyleColor(ImGuiCol_Text, GetStyleColorVec4(ImGuiCol_TextDisabled)); } if (!is_active) { PushStyleColor(ImGuiCol_Text, GetStyleColorVec4(ImGuiCol_TextDisabled)); }
bool open = TreeNode(table, "%s", buf); bool open = TreeNode(table, "Table 0x%08X (%d columns, in '%s')%s", table->ID, table->ColumnsCount, table->OuterWindow->Name, is_active ? "" : " *Inactive*");
if (!is_active) { PopStyleColor(); } if (!is_active) { PopStyleColor(); }
if (IsItemHovered()) if (IsItemHovered())
GetForegroundDrawList()->AddRect(table->OuterRect.Min, table->OuterRect.Max, IM_COL32(255, 255, 0, 255)); GetForegroundDrawList()->AddRect(table->OuterRect.Min, table->OuterRect.Max, IM_COL32(255, 255, 0, 255));
@ -3596,7 +3592,7 @@ void ImGui::DebugNodeTable(ImGuiTable* table)
if (!open) if (!open)
return; return;
if (table->InstanceCurrent > 0) if (table->InstanceCurrent > 0)
ImGui::Text("** %d instances of same table! Some data below will refer to last instance.", table->InstanceCurrent + 1); Text("** %d instances of same table! Some data below will refer to last instance.", table->InstanceCurrent + 1);
bool clear_settings = SmallButton("Clear settings"); bool clear_settings = SmallButton("Clear settings");
BulletText("OuterRect: Pos: (%.1f,%.1f) Size: (%.1f,%.1f) Sizing: '%s'", table->OuterRect.Min.x, table->OuterRect.Min.y, table->OuterRect.GetWidth(), table->OuterRect.GetHeight(), DebugNodeTableGetSizingPolicyDesc(table->Flags)); BulletText("OuterRect: Pos: (%.1f,%.1f) Size: (%.1f,%.1f) Sizing: '%s'", table->OuterRect.Min.x, table->OuterRect.Min.y, table->OuterRect.GetWidth(), table->OuterRect.GetHeight(), DebugNodeTableGetSizingPolicyDesc(table->Flags));
BulletText("ColumnsGivenWidth: %.1f, ColumnsAutoFitWidth: %.1f, InnerWidth: %.1f%s", table->ColumnsGivenWidth, table->ColumnsAutoFitWidth, table->InnerWidth, table->InnerWidth == 0.0f ? " (auto)" : ""); BulletText("ColumnsGivenWidth: %.1f, ColumnsAutoFitWidth: %.1f, InnerWidth: %.1f%s", table->ColumnsGivenWidth, table->ColumnsAutoFitWidth, table->InnerWidth, table->InnerWidth == 0.0f ? " (auto)" : "");
@ -3612,6 +3608,7 @@ void ImGui::DebugNodeTable(ImGuiTable* table)
{ {
ImGuiTableColumn* column = &table->Columns[n]; ImGuiTableColumn* column = &table->Columns[n];
const char* name = TableGetColumnName(table, n); const char* name = TableGetColumnName(table, n);
char buf[512];
ImFormatString(buf, IM_ARRAYSIZE(buf), ImFormatString(buf, IM_ARRAYSIZE(buf),
"Column %d order %d '%s': offset %+.2f to %+.2f%s\n" "Column %d order %d '%s': offset %+.2f to %+.2f%s\n"
"Enabled: %d, VisibleX/Y: %d/%d, RequestOutput: %d, SkipItems: %d, DrawChannels: %d,%d\n" "Enabled: %d, VisibleX/Y: %d/%d, RequestOutput: %d, SkipItems: %d, DrawChannels: %d,%d\n"