Last modified by Dilisi S on 2025/02/26 19:24
<
From version < 126.1 >
edited by Dilisi S
on 2024/12/24 19:45
To version < 123.1 >
edited by Dilisi S
on 2024/12/24 04:36
>
Change comment: Dec 23 edits - Part 1

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140 140  === 2.2.2 Install SquareLine Studio ===
141 141  
142 142  
143 -Download and install the latest version of [[SquareLine Studio>>https://squareline.io/downloads#lastRelease]] on your computer. It supports Windows, Linux, and Mac OS. The software version we are using here is 1.5.0. See the image below.
143 +Download and install the latest version of [[SquareLine Studio>>https://squareline.io/downloads#lastRelease]] on your computer. It supports Windows, Linux, and Mac OS. The software version we are using here is 1.4.2.
144 144  
145 145  [[image:squareline.io_downloads.png]]
146 146  
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156 156  == 2.3 Simple usage of SquareLine Studio and exporting UI code ==
157 157  
158 158  
159 -Start the SquareLine Studio. The **launcher screen** appears as shown in the below image. You can create a new project by clicking **Create** in the top menu.
159 +After launching and logging into the software, create a new project as shown in Image 2.
160 160  
161 -* Select major **LVGL** version: **8.3**.
161 +* Select the major **LVGL** version as **8.3**.
162 162  * Select the **Desktop** tab.
163 163  * Select  **Eclipse with  SDL for  development on PC**:
164 -* In the **PROJECT SETTINGS**, select **LVGL version **as **8.3.11** and **Resolution** as **800** x **480**.
165 -* Select the **CREATE **button to create the new project with the selected settings.
164 +* In the **PROJECT SETTINGS**, select **LVGL version** **8.3.11**
165 +* Select the **CREATE **button.
166 166  
167 167  [[image:image-20240928103357-2.png||height="680" width="708"]]
168 168  
169 + Image 2: Creating a new SquareLine project
169 169  
170 -Next, you need to configure some additional settings for this project. Select** File  -> Project Settings** as shown in the image below.
171 171  
172 +Next, you need to configure some settings for this project. By clicking in the specified order shown in Image 3, you will be directed to the page displayed in Image 4.
173 +
174 +* Select** File  -> Project Settings**
175 +
172 172  [[image:1727229582471-566.png]]
173 173  
178 + Image 3 accessing project settings
174 174  
180 +
175 175  In the PROJECT SETTINGS dialog box, configure/modify the project settings:
176 176  
177 177  * **UI Files Export Root**: Select a folder on your computer to store the UI files.
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186 186  Now you can start building the sample UI. Follow the steps below:
187 187  
188 188  
189 -=== **Add widgets** ===
195 +=== Add widgets ===
190 190  
191 -
192 192  To add widgets navigate to the **Widgets** area, then click on the widgets you want to add. The selected widgets will be added to the screen. You can reposition the widgets in the screen area by clicking and dragging them.
193 193  
194 194  Add a Label, Button, and Image to the screen as shown in **Image 5**.
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197 197  
198 198   Image 5: Add widgets
199 199  
205 +=== Modify widget properties ===
200 200  
201 -=== **Modify widget properties** ===
202 -
203 -
204 204  The area for modifying widgets is called the **Inspector** tab. The Inspector tab consists of four sections: **COMPONENT**, **<WIDGET>**, **STYLE SETTINGS**, and **EVENTS**, as shown in Image 6.
205 205  
206 206  The second section allows you to adjust a widget's layout, size, position, alignment, flags, states, and more. When you select a widget on the screen, the name of this section changes to match the name of the selected widget.
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210 210   Image 6: The button widget's "Inspector" tab
211 211  
212 212  
213 -==== **Changing the Button properties** ====
216 +==== Changing the Button properties ====
214 214  
215 -
216 216  Click the Button.
217 217  
218 218  Under the "Layout" you can change the button's position and size.
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233 233  
234 234  [[image:1727485480434-713.png||height="395" width="290"]]
235 235  
236 - Image 8: Add an event for the button
238 + Image 8: Add an event for the button
237 237  
238 238  
239 -==== **Changing the label properties** ====
241 +==== Changing the label properties ====
240 240  
241 -
242 242  Click the label. Under the **Label** section, type "Click For Detail" in the **Text** textbox.
243 243  
245 +
244 244  [[image:image-20240928090825-1.png||height="327" width="391"]]
245 245  
246 246   Image 9:  Modify text of label widget
247 247  
248 248  
249 -==== **Changing image properties** ====
251 +==== 4. Changing image properties ====
250 250  
251 -
252 252  To use the image widget, you should first add an image to your project. The image format must be PNG, and its resolution should not exceed 800x480 pixels. There are two ways to add an image file. One way is to move your image into the folder "…/squareline project/assets/", as shown in image 10. The other way is to click the "ADD FILE INTO ASSETS" button, then select an image from your computer to import. After adding, you can see the image in the "assets" area in SquareLine Studio, as demonstrated in image 11.
253 253  
254 254  [[image:image-20240928113424-9.png||height="355" width="505"]]
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260 260   image 11 use image widget in SquareLine Studio
261 261  
262 262  
263 -==== **The relationship between widgets** ====
264 +==== 5. The relationship between widgets ====
264 264  
265 -
266 266  Widgets commonly have two types of relationships: **parallel** and **parent-child**.
267 267  
268 268  * In a **parallel relationship**, widgets' positions are determined relative to a shared reference object.
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278 278   Image 13: Move Label1 to make it a child of Button1.
279 279  
280 280  
281 -==== **Preview the screen** ====
281 +**6. Preview the screen**
282 282  
283 -
284 284  You can test the result by clicking on the **PLAY** button. The screen will change into play mode. See Image 14.
285 285  
286 286  [[image:1727487368023-281.png]]
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352 352  
353 353  = 4. Example Project 2: LoRaWAN RS485 Alarm =
354 354  
355 -= 5. The way to add a new panel to project =
354 += 5.  The way to add a new panel to project =
356 356  
357 -
358 358  **~1. Design a panel in SquareLine Studio, using image 5.1 below as a reference.**
359 359  
360 360  [[image:image-20241121113445-1.png||height="584" width="934"]]
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361 361  
362 362   image 5.1 a panel about water_leak
363 363  
364 -
365 365  **2. Export the ui file.** You need  to adjust the export path first, then click "Export->Export UI Files". This step had been introduced before. Then you can get the ui files as shown in image 5.2.
366 366  
367 367  [[image:image-20241121141120-4.png||height="383" width="795"]]
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368 368  
369 369   image 5.2 ui files exported
370 370  
371 -
372 372  **3. Delete or rename some file.** Here are the steps:
373 373  
374 374   Step1 Delete the 'components' directory.
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503 503  
504 504   image 5.26 ui_water_leak_events_.c after modification
505 505  
506 -
507 507  **12. Modify ui_water_leak_style.c file.**
508 508  
509 509  Step1. '#include "../ui.h"'~-~->#include '"../ui_water_leak.h"'
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520 520  
521 521   image 5.28 ui_water_leak_style.c (1) after modification
522 522  
523 -
524 524  Step2. modify 'void ui_ScreenMain_screen_init(void)'~-~->'panel_with_type create_water_leak(uint8_t index)'
525 525  
526 526   delete code as shown in image 5.29
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529 529  
530 530   image 5.29 ui_water_leak_style.c (2)
531 531  
532 -
533 533  Step3. The image 5.30, 5.31 show the change.
534 534  
535 535  [[image:image-20241122152026-45.png||height="277" width="828"]]
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540 540  
541 541   image 5.31 ui_water_leak_style.c (3) after modification
542 542  
543 -
544 544  Step4. Copy partly the code in ui_water_leak.c, paste at extra_lib/sort.h(The process is shown in image 5.32, 5.33).
545 545  
546 546  [[image:image-20241122153958-47.png]]
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551 551  
552 552   image 5.33 ui_water_leak_style.c (4)
553 553  
554 -
555 555  Step5. Delete event function in code which was just pasted in extra_lib/sort.h(The process is shown in image 5.34).
556 556  
557 557  [[image:image-20241122155650-50.png||height="922" width="513"]]
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558 558  
559 559   image 5.34 ui_water_leak_style.c (5)
560 560  
561 -
562 562  Step6. Add some lines of code in extra_lib/sort.h as shown in image 5.35.
563 563  
564 564  [[image:image-20241122161934-51.png]]
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565 565  
566 566   image 5.35
567 567  
568 -
569 569  Step7. Add a line of code in extra_lib/sort.h as shown in image 5.36.
570 570  
571 571  [[image:image-20241122162852-53.png||height="330" width="529"]]
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572 572  
573 573   image 5.37
574 574  
575 -
576 576  Step8. Add some code in ui_water_leak_style.c as shown in image 5.38 from line534 to line 576 in detail.
577 577  
578 578  panel_with_type union_sensor;
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591 591  
592 592   image 5.38
593 593  
594 -
595 595  **13. Modify sort.c file.**
596 596  
597 597  Add a line of code ~-~-'#include "ui_water_leak.h"' as shown in image 5.39 line 16.
squareline-studio-launcher-screen.png
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