1 /* 2 * Copyright 2006, 2011 Haiku. 3 * Distributed under the terms of the MIT License. 4 * 5 * Authors: 6 * Stephan Aßmus <superstippi@gmx.de> 7 */ 8 9 #include "support.h" 10 11 #include <stdio.h> 12 #include <string.h> 13 14 #include <Directory.h> 15 #include <File.h> 16 #include <FindDirectory.h> 17 #include <Path.h> 18 #include <Screen.h> 19 #include <View.h> 20 21 22 status_t 23 load_settings(BMessage* message, const char* fileName, const char* folder) 24 { 25 status_t ret = B_BAD_VALUE; 26 if (message) { 27 BPath path; 28 if ((ret = find_directory(B_USER_SETTINGS_DIRECTORY, &path)) == B_OK) { 29 // passing folder is optional 30 if (folder) 31 ret = path.Append( folder ); 32 if (ret == B_OK && (ret = path.Append(fileName)) == B_OK ) { 33 BFile file(path.Path(), B_READ_ONLY); 34 if ((ret = file.InitCheck()) == B_OK) { 35 ret = message->Unflatten(&file); 36 file.Unset(); 37 } 38 } 39 } 40 } 41 return ret; 42 } 43 44 45 status_t 46 save_settings(BMessage* message, const char* fileName, const char* folder) 47 { 48 status_t ret = B_BAD_VALUE; 49 if (message) { 50 BPath path; 51 if ((ret = find_directory(B_USER_SETTINGS_DIRECTORY, &path)) == B_OK) { 52 // passing folder is optional 53 if (folder && (ret = path.Append(folder)) == B_OK) 54 ret = create_directory(path.Path(), 0777); 55 if (ret == B_OK && (ret = path.Append(fileName)) == B_OK) { 56 BFile file(path.Path(), B_WRITE_ONLY | B_CREATE_FILE 57 | B_ERASE_FILE); 58 if ((ret = file.InitCheck()) == B_OK) { 59 ret = message->Flatten(&file); 60 file.Unset(); 61 } 62 } 63 } 64 } 65 return ret; 66 } 67 68 69 void 70 stroke_frame(BView* v, BRect r, rgb_color left, rgb_color top, rgb_color right, 71 rgb_color bottom) 72 { 73 if (v && r.IsValid()) { 74 v->BeginLineArray(4); 75 v->AddLine(BPoint(r.left, r.bottom), 76 BPoint(r.left, r.top), left); 77 v->AddLine(BPoint(r.left + 1.0, r.top), 78 BPoint(r.right, r.top), top); 79 v->AddLine(BPoint(r.right, r.top + 1.0), 80 BPoint(r.right, r.bottom), right); 81 v->AddLine(BPoint(r.right - 1.0, r.bottom), 82 BPoint(r.left + 1.0, r.bottom), bottom); 83 v->EndLineArray(); 84 } 85 } 86 87 88 bool 89 make_sure_frame_is_on_screen(BRect& frame, BWindow* window) 90 { 91 BScreen* screen = window != NULL ? new BScreen(window) 92 : new BScreen(B_MAIN_SCREEN_ID); 93 94 bool success = false; 95 if (frame.IsValid() && screen->IsValid()) { 96 BRect screenFrame = screen->Frame(); 97 if (!screenFrame.Contains(frame)) { 98 // make sure frame fits in the screen 99 if (frame.Width() > screenFrame.Width()) 100 frame.right -= frame.Width() - screenFrame.Width() + 10.0; 101 if (frame.Height() > screenFrame.Height()) 102 frame.bottom -= frame.Height() - screenFrame.Height() + 30.0; 103 // frame is now at the most the size of the screen 104 if (frame.right > screenFrame.right) 105 frame.OffsetBy(-(frame.right - screenFrame.right), 0.0); 106 if (frame.bottom > screenFrame.bottom) 107 frame.OffsetBy(0.0, -(frame.bottom - screenFrame.bottom)); 108 if (frame.left < screenFrame.left) 109 frame.OffsetBy((screenFrame.left - frame.left), 0.0); 110 if (frame.top < screenFrame.top) 111 frame.OffsetBy(0.0, (screenFrame.top - frame.top)); 112 } 113 success = true; 114 } 115 delete screen; 116 return success; 117 } 118 119