1 /* 2 * Copyright 2009, Axel Dörfler, axeld@pinc-software.de. 3 * Distributed under the terms of the MIT License. 4 */ 5 6 7 #include "SettingsWindow.h" 8 9 #include <stdio.h> 10 #include <stdlib.h> 11 12 #include <Catalog.h> 13 #include <LayoutBuilder.h> 14 #include <GroupLayoutBuilder.h> 15 #include <Slider.h> 16 #include <String.h> 17 18 #undef B_TRANSLATION_CONTEXT 19 #define B_TRANSLATION_CONTEXT "SettingsWindow" 20 21 22 static const uint32 kMsgUpdateTimeInterval = 'upti'; 23 24 static const bigtime_t kUpdateIntervals[] = { 25 25, 50, 75, 100, 250, 500, 1000, 2000 26 }; 27 static const size_t kNumUpdateIntervals 28 = sizeof(kUpdateIntervals) / sizeof(kUpdateIntervals[0]); 29 30 31 class IntervalSlider : public BSlider { 32 public: 33 IntervalSlider(const char* label, BMessage* message, uint32 levels) 34 : BSlider("intervalSlider", label, message, 0, levels - 1, B_HORIZONTAL) 35 { 36 BString min(_TextFor(0)); 37 BString max(_TextFor(levels - 1)); 38 SetLimitLabels(min.String(), max.String()); 39 SetHashMarks(B_HASH_MARKS_BOTTOM); 40 SetHashMarkCount(levels); 41 SetViewUIColor(B_PANEL_BACKGROUND_COLOR); 42 43 if (message != NULL) 44 SetModificationMessage(new BMessage(*message)); 45 } 46 47 void SetInterval(bigtime_t interval) 48 { 49 interval /= 1000; 50 51 // Find closest index 52 int32 bestDiff = INT32_MAX; 53 uint32 bestIndex = 0; 54 for (uint32 i = 0; i < kNumUpdateIntervals; i++) { 55 int32 diff = abs(kUpdateIntervals[i] - interval); 56 if (diff < bestDiff) { 57 bestDiff = diff; 58 bestIndex = i; 59 } 60 } 61 62 SetValue(bestIndex); 63 } 64 65 virtual const char* UpdateText() const 66 { 67 return _TextFor(Value()); 68 } 69 70 private: 71 const char* _TextFor(uint32 level) const 72 { 73 if (level >= kNumUpdateIntervals) 74 return NULL; 75 76 bigtime_t interval = kUpdateIntervals[level]; 77 if ((interval % 1000) == 0) 78 snprintf(fText, sizeof(fText), B_TRANSLATE("%lld sec."), interval / 1000); 79 else 80 snprintf(fText, sizeof(fText), B_TRANSLATE("%lld ms"), interval); 81 82 return fText; 83 } 84 85 mutable char fText[64]; 86 }; 87 88 89 // #pragma mark - 90 91 92 SettingsWindow::SettingsWindow(ActivityWindow* target) 93 : BWindow(_RelativeTo(target), 94 B_TRANSLATE_CONTEXT("Settings", "ActivityWindow"), B_FLOATING_WINDOW, 95 B_ASYNCHRONOUS_CONTROLS | B_NOT_ZOOMABLE | B_AUTO_UPDATE_SIZE_LIMITS), 96 fTarget(target) 97 { 98 fIntervalSlider = new IntervalSlider(B_TRANSLATE("Update time interval:"), 99 new BMessage(kMsgUpdateTimeInterval), kNumUpdateIntervals); 100 fIntervalSlider->SetInterval(target->RefreshInterval()); 101 102 // controls pane 103 BLayoutBuilder::Group<>(this, B_VERTICAL) 104 .Add(fIntervalSlider) 105 .SetInsets(B_USE_WINDOW_SPACING); 106 107 if (target->IsAlwaysOnTop()) 108 SetFeel(B_MODAL_ALL_WINDOW_FEEL); 109 110 MoveOnScreen(B_MOVE_IF_PARTIALLY_OFFSCREEN); 111 } 112 113 114 SettingsWindow::~SettingsWindow() 115 { 116 } 117 118 119 void 120 SettingsWindow::MessageReceived(BMessage* message) 121 { 122 switch (message->what) { 123 case kMsgUpdateTimeInterval: 124 { 125 int32 level = 0; 126 if (message->FindInt32("be:value", &level) != B_OK) 127 break; 128 129 BMessage update(kMsgTimeIntervalUpdated); 130 update.AddInt64("interval", kUpdateIntervals[level] * 1000LL); 131 132 fTarget.SendMessage(&update); 133 break; 134 } 135 136 default: 137 BWindow::MessageReceived(message); 138 break; 139 } 140 } 141 142 143 bool 144 SettingsWindow::QuitRequested() 145 { 146 return true; 147 } 148 149 150 BRect 151 SettingsWindow::_RelativeTo(BWindow* window) 152 { 153 BRect frame = window->Frame(); 154 return BRect(frame.right - 150, frame.top + frame.Height() / 4, 155 frame.right + 200, frame.top + frame.Height() / 4 + 50); 156 } 157